From 7b52cc13af4e85f1ca2deb6b6c77de9c95ea0dcf Mon Sep 17 00:00:00 2001 From: scuri Date: Fri, 17 Oct 2008 06:10:33 +0000 Subject: First commit - moving from LuaForge to SourceForge --- src/lua5/cdlua5_canvas.c | 2343 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 2343 insertions(+) create mode 100644 src/lua5/cdlua5_canvas.c (limited to 'src/lua5/cdlua5_canvas.c') diff --git a/src/lua5/cdlua5_canvas.c b/src/lua5/cdlua5_canvas.c new file mode 100644 index 0000000..8800123 --- /dev/null +++ b/src/lua5/cdlua5_canvas.c @@ -0,0 +1,2343 @@ +/** \file + * \brief Lua Binding of the Canvas dependent API + * + * See Copyright Notice in cd.h + */ + + +#include +#include +#include + +#include "cd.h" +#include "wd.h" +#include "cdirgb.h" + +#include +#include + +#include "cdlua.h" +#include "cdlua5_private.h" + +#define _cdCheckCanvas(_canvas) (_canvas!=NULL && ((unsigned char*)_canvas)[0] == 'C' && ((unsigned char*)_canvas)[1] == 'D') + + +void cdlua_pushcanvas(lua_State * L, cdCanvas* canvas) +{ + cdCanvas* *canvas_p = (cdCanvas* *) lua_newuserdata(L, sizeof(cdCanvas*)); + *canvas_p = canvas; + luaL_getmetatable(L, "cdCanvas"); + lua_setmetatable(L, -2); +} + +cdCanvas* cdlua_checkcanvas(lua_State * L, int pos) +{ + cdCanvas* *canvas_p = (cdCanvas**)luaL_checkudata(L, pos, "cdCanvas"); + if (!(*canvas_p)) + luaL_argerror(L, pos, "killed cdCanvas"); + if (!_cdCheckCanvas(*canvas_p)) + luaL_argerror(L, pos, "invalid Lua object, killed cdCanvas in C but not in Lua"); + return *canvas_p; +} + +cdCanvas* cdlua_getcanvas(lua_State * L) +{ + return cdlua_checkcanvas(L, 1); +} + +static int cdlua5_createcanvas(lua_State * L) +{ + cdluaContext* cdlua_ctx = cdlua_getcontext(L, 1); + void *data_p = cdlua_ctx->checkdata(L, 2); + + cdCanvas* canvas = cdCreateCanvas(cdlua_ctx->ctx(), data_p); + + /* if creation failed, return nil so that the user can compare */ + /* the result with nil and know that it failed */ + if (canvas) + cdlua_pushcanvas(L, canvas); + else + lua_pushnil(L); + + return 1; +} + +static int cdlua5_killcanvas(lua_State *L) +{ + cdCanvas* *canvas_p = (cdCanvas**) luaL_checkudata(L, 1, "cdCanvas"); + if (!(*canvas_p)) + luaL_argerror(L, 1, "killed cdCanvas"); + if (!_cdCheckCanvas(*canvas_p)) + luaL_argerror(L, 1, "invalid Lua object, killed cdCanvas in C but not in Lua"); + + cdlua_kill_active(L, *canvas_p); + + cdKillCanvas(*canvas_p); + *canvas_p = NULL; /* mark as killed */ + + return 0; +} + +static int cdluaCanvas_eq (lua_State *L) +{ + cdCanvas* canvas1 = cdlua_checkcanvas(L, 1); + cdCanvas* canvas2 = cdlua_checkcanvas(L, 2); + lua_pushboolean(L, canvas1 == canvas2); + return 1; +} + +static int cdluaCanvas_tostring (lua_State *L) +{ + cdCanvas* *canvas_p = (cdCanvas**) luaL_checkudata(L, 1, "cdCanvas"); + if (!(*canvas_p)) + lua_pushfstring(L, "cdCanvas(%p - NULL)-killed", canvas_p); + else if (!_cdCheckCanvas(*canvas_p)) + lua_pushfstring(L, "cdCanvas(%p - INVALID)-killed in C but not in Lua", canvas_p); + else + lua_pushfstring(L, "cdCanvas(%p - %p)", canvas_p, *canvas_p); + return 1; +} + +static int cdlua5_getcontext(lua_State * L) +{ + cdluaLuaState* cdL; + cdContext* ctx; + int i; + int driver = -1; + cdCanvas* canvas = cdlua_checkcanvas(L, 1); + + ctx = cdCanvasGetContext(canvas); + cdL = cdlua_getstate(L); + + for (i=0; i < cdL->numdrivers; i++) + { + if (ctx == cdL->drivers[i]->ctx()) + { + driver = i; + break; + } + } + + if (i == cdL->numdrivers) + luaL_argerror(L, 1, "unknown driver"); + + lua_pushnumber(L, driver); + return 1; +} + +/***************************************************************************\ +* Activates a cd canvas. * +\***************************************************************************/ +static int cdlua5_activate(lua_State * L) +{ + lua_pushnumber(L, cdCanvasActivate(cdlua_checkcanvas(L, 1))); + return 1; +} + +static int cdlua5_deactivate(lua_State * L) +{ + cdCanvasDeactivate(cdlua_checkcanvas(L, 1)); + return 0; +} + +/***************************************************************************\ +* cd.Simulate(mode: number) -> (old_mode: number) * +\***************************************************************************/ +static int cdlua5_simulate(lua_State *L) +{ + lua_pushnumber(L, cdCanvasSimulate(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* Control * +\***************************************************************************/ + +/***************************************************************************\ +* cd.Clear() * +\***************************************************************************/ +static int cdlua5_clear(lua_State *L) +{ + cdCanvasClear(cdlua_checkcanvas(L, 1)); + return 0; +} + +/***************************************************************************\ +* cd.Flush() * +\***************************************************************************/ +static int cdlua5_flush(lua_State *L) +{ + cdCanvasFlush(cdlua_checkcanvas(L, 1)); + return 0; +} + +static int cdlua5_savestate(lua_State *L) +{ + cdState* state = cdCanvasSaveState(cdlua_checkcanvas(L, 1)); + if (state) + cdlua_pushstate(L, state); + else + lua_pushnil(L); + return 1; +} + +static int cdlua5_restorestate(lua_State * L) +{ + cdCanvasRestoreState(cdlua_checkcanvas(L, 1), cdlua_checkstate(L, 2)); + return 0; +} + +static int cdlua_isuserdata(const char* name) +{ + if (strcmp(name, "HDC")==0) return 1; + if (strcmp(name, "GC")==0) return 1; + return 0; +} + +/***************************************************************************\ +* cd.SetAttribute(name, data: string) * +\***************************************************************************/ +static int cdlua5_setattribute(lua_State *L) +{ + const char* name = luaL_checkstring(L, 2); + + if (lua_isnil(L, 2)) + { + cdCanvasSetAttribute(cdlua_checkcanvas(L, 1), name, NULL); + } + else + { + char* data; + if (cdlua_isuserdata(name)) + data = (char*) lua_touserdata(L, 3); + else + data = (char*) luaL_checkstring(L, 3); + cdCanvasSetAttribute(cdlua_checkcanvas(L, 1), name, data); + } + return 0; +} + + +/***************************************************************************\ +* cd.SetAttribute(name: string) -> (data: string) * +\***************************************************************************/ +static int cdlua5_getattribute(lua_State *L) +{ + const char* name = luaL_checkstring(L, 2); + char* data = cdCanvasGetAttribute(cdlua_checkcanvas(L, 1), name); + if (data) + { + if (cdlua_isuserdata(name)) + lua_pushlightuserdata(L, data); + else + lua_pushstring(L, data); + } + else + lua_pushnil(L); + return 1; +} + + + +/***************************************************************************\ +* Coordinate System * +\***************************************************************************/ + +/***************************************************************************\ +* cd.GetCanvasSize() -> (width, heigth, mm_width, mm_height: number) * +\***************************************************************************/ +static int cdlua5_getcanvassize(lua_State *L) +{ + int width; + int height; + double mm_width; + double mm_height; + + cdCanvasGetSize(cdlua_checkcanvas(L, 1), &width, &height, &mm_width, &mm_height); + + lua_pushnumber(L, width); + lua_pushnumber(L, height); + lua_pushnumber(L, mm_width); + lua_pushnumber(L, mm_height); + return 4; +} + +/***************************************************************************\ +* cd.UpdateYAxis(yc: number) -> (yr: number) * +\***************************************************************************/ +static int cdlua5_updateyaxis(lua_State *L) +{ + double y = luaL_checknumber(L, 2); + cdfCanvasUpdateYAxis(cdlua_checkcanvas(L, 1), &y); + lua_pushnumber(L, y); + return 1; +} + +static int cdlua5_invertyaxis(lua_State *L) +{ + lua_pushnumber(L, cdfCanvasInvertYAxis(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2))); + return 1; +} + +static int cdlua5_mm2pixel(lua_State *L) +{ + double mm_dx, mm_dy; + int dx, dy; + + mm_dx = luaL_checknumber(L,2); + mm_dy = luaL_checknumber(L,3); + + cdCanvasMM2Pixel(cdlua_checkcanvas(L, 1), mm_dx, mm_dy, &dx, &dy); + lua_pushnumber(L, dx); + lua_pushnumber(L, dy); + return 2; +} + +static int cdlua5_pixel2mm(lua_State *L) +{ + double mm_dx_d, mm_dy_d; + int dx, dy; + + dx = luaL_checkint(L,2); + dy = luaL_checkint(L,3); + + cdCanvasPixel2MM(cdlua_checkcanvas(L, 1), dx, dy, &mm_dx_d, &mm_dy_d); + lua_pushnumber(L, mm_dx_d); + lua_pushnumber(L, mm_dy_d); + return 2; +} + +static int cdlua5_fmm2pixel(lua_State *L) +{ + double mm_dx, mm_dy; + double dx, dy; + + mm_dx = luaL_checknumber(L,2); + mm_dy = luaL_checknumber(L,3); + + cdfCanvasMM2Pixel(cdlua_checkcanvas(L, 1), mm_dx, mm_dy, &dx, &dy); + lua_pushnumber(L, dx); + lua_pushnumber(L, dy); + return 2; +} + +static int cdlua5_fpixel2mm(lua_State *L) +{ + double mm_dx_d, mm_dy_d; + double dx, dy; + + dx = luaL_checknumber(L,2); + dy = luaL_checknumber(L,3); + + cdfCanvasPixel2MM(cdlua_checkcanvas(L, 1), dx, dy, &mm_dx_d, &mm_dy_d); + lua_pushnumber(L, mm_dx_d); + lua_pushnumber(L, mm_dy_d); + return 2; +} + +static int cdlua5_origin(lua_State *L) +{ + cdCanvasOrigin(cdlua_checkcanvas(L, 1), luaL_checkint(L,2), luaL_checkint(L,3)); + return 0; +} + +static int cdlua5_getorigin(lua_State *L) +{ + int x, y; + cdCanvasGetOrigin(cdlua_checkcanvas(L, 1), &x, &y); + lua_pushnumber(L, x); + lua_pushnumber(L, y); + return 2; +} + +static int cdlua5_forigin(lua_State *L) +{ + cdfCanvasOrigin(cdlua_checkcanvas(L, 1), luaL_checknumber(L,2), luaL_checknumber(L,3)); + return 0; +} + +static int cdlua5_fgetorigin(lua_State *L) +{ + double x, y; + cdfCanvasGetOrigin(cdlua_checkcanvas(L, 1), &x, &y); + lua_pushnumber(L, x); + lua_pushnumber(L, y); + return 2; +} + +static int cdlua5_transform(lua_State *L) +{ + double matrix[6]; + int i; + + if (!lua_istable(L, 2)) + luaL_argerror(L, 2, "invalid matrix, must be a table"); + + for (i=0; i < 6; i++) + { + lua_rawgeti(L, 2, i+1); + + if (!lua_isnumber(L, -1)) + luaL_argerror(L, 2, "invalid matrix value, must be a number"); + + matrix[i] = lua_tonumber(L, -1); + lua_pop(L, 1); + } + + cdCanvasTransform(cdlua_checkcanvas(L, 1), matrix); + return 0; +} + +static int cdlua5_gettransform(lua_State *L) +{ + int i; + double* matrix = cdCanvasGetTransform(cdlua_checkcanvas(L, 1)); + lua_newtable(L); + for (i=0; i < 6; i++) + { + lua_pushnumber(L, matrix[i]); + lua_rawseti(L, 1, i+1); + } + return 1; +} + +static int cdlua5_transformmultiply(lua_State *L) +{ + double matrix[6]; + int i; + + if (!lua_istable(L, 2)) + luaL_argerror(L, 2, "invalid matrix, must be a table"); + + for (i=0; i < 6; i++) + { + lua_rawgeti(L, 2, i+1); + + if (!lua_isnumber(L, -1)) + luaL_argerror(L, 1, "invalid matrix value, must be a number"); + + matrix[i] = lua_tonumber(L, -1); + lua_pop(L, 1); + } + + cdCanvasTransformMultiply(cdlua_checkcanvas(L, 1), matrix); + return 0; +} + +static int cdlua5_transformrotate(lua_State *L) +{ + cdCanvasTransformRotate(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2)); + return 0; +} + +static int cdlua5_transformscale(lua_State *L) +{ + cdCanvasTransformScale(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3)); + return 0; +} + +static int cdlua5_transformtranslate(lua_State *L) +{ + cdCanvasTransformTranslate(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3)); + return 0; +} + +static int cdlua5_transformpoint(lua_State *L) +{ + int x, y; + cdCanvasTransformPoint(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3), &x, &y); + lua_pushnumber(L, x); + lua_pushnumber(L, y); + return 2; +} + +static int cdlua5_ftransformpoint(lua_State *L) +{ + double x, y; + cdfCanvasTransformPoint(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3), &x, &y); + lua_pushnumber(L, x); + lua_pushnumber(L, y); + return 2; +} + +/***************************************************************************\ +* World Coordinates * +\***************************************************************************/ + +/***************************************************************************\ +* wd.Window(xmin, xmax, ymin, ymax: number) * +\***************************************************************************/ +static int wdlua5_window(lua_State *L) +{ + double xmin = luaL_checknumber(L, 2); + double xmax = luaL_checknumber(L, 3); + double ymin = luaL_checknumber(L, 4); + double ymax = luaL_checknumber(L, 5); + wdCanvasWindow(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +/***************************************************************************\ +* wd.GetWindow() -> (xmin, xmax, ymin, ymax: number) * +\***************************************************************************/ +static int wdlua5_getwindow(lua_State *L) +{ + double xmin, xmax, ymin, ymax; + + wdCanvasGetWindow(cdlua_checkcanvas(L, 1), &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + return 4; +} + +/***************************************************************************\ +* wd.Viewport(xmin, xmax, ymin, ymax: number) * +\***************************************************************************/ +static int wdlua5_viewport(lua_State *L) +{ + int xmin = luaL_checkint(L, 2); + int xmax = luaL_checkint(L, 3); + int ymin = luaL_checkint(L, 4); + int ymax = luaL_checkint(L, 5); + wdCanvasViewport(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +/***************************************************************************\ +* wd.GetViewport() -> (xmin, xmax, ymin, ymax: number * +\***************************************************************************/ +static int wdlua5_getviewport(lua_State *L) +{ + int xmin, xmax, ymin, ymax; + + wdCanvasGetViewport(cdlua_checkcanvas(L, 1), &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + return 4; +} + +/***************************************************************************\ +* wd.World2Canvas(xw, yw: number) -> (xv, yv: number) * +\***************************************************************************/ +static int wdlua5_world2canvas(lua_State *L) +{ + double xw_d, yw_d; + int xv_i, yv_i; + + xw_d = luaL_checknumber(L, 2); + yw_d = luaL_checknumber(L, 3); + + wdCanvasWorld2Canvas(cdlua_checkcanvas(L, 1), xw_d, yw_d, &xv_i, &yv_i); + lua_pushnumber(L, xv_i); + lua_pushnumber(L, yv_i); + return 2; +} + +/***************************************************************************\ +* wd.Canvas2World(xv, yv: number) -> (xw, yw: number) * +\***************************************************************************/ +static int wdlua5_canvas2world(lua_State *L) +{ + int xv_i, yv_i; + double xw_d, yw_d; + + xv_i = luaL_checkint(L, 2); + yv_i = luaL_checkint(L, 3); + + wdCanvasCanvas2World(cdlua_checkcanvas(L, 1), xv_i, yv_i, &xw_d, &yw_d); + lua_pushnumber(L, xw_d); + lua_pushnumber(L, yw_d); + return 2; +} + + + +/***************************************************************************\ +* General Attributes * +\***************************************************************************/ + +/***************************************************************************\ +* cd.Foreground(color) -> color * +\***************************************************************************/ +static int cdlua5_foreground(lua_State *L) +{ + long int color_i = cdlua_checkcolor(L, 1); + color_i = cdCanvasForeground(cdlua_checkcanvas(L, 1), color_i); + lua_pushlightuserdata(L, (void*) color_i); + return 1; +} + +static int cdlua5_setforeground(lua_State *L) +{ + long int color_i = cdlua_checkcolor(L, 1); + cdCanvasSetForeground(cdlua_checkcanvas(L, 1), color_i); + return 0; +} + +/***************************************************************************\ +* cd.Background(color) -> color * +\***************************************************************************/ +static int cdlua5_background(lua_State *L) +{ + long int color_i = cdlua_checkcolor(L, 1); + color_i = cdCanvasBackground(cdlua_checkcanvas(L, 1), color_i); + lua_pushlightuserdata(L, (void*) color_i); + return 1; +} + +static int cdlua5_setbackground(lua_State *L) +{ + long int color_i = cdlua_checkcolor(L, 1); + cdCanvasSetBackground(cdlua_checkcanvas(L, 1), color_i); + return 0; +} +/***************************************************************************\ +* cd.WriteMode(mode: number) -> (old_mode: number) * +\***************************************************************************/ +static int cdlua5_writemode(lua_State *L) +{ + lua_pushnumber(L, cdCanvasWriteMode(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + + + +/***************************************************************************\ +* Clipping * +\***************************************************************************/ + +/***************************************************************************\ +* cd.Clip(mode: number) -> (old_mode: number) * +\***************************************************************************/ +static int cdlua5_clip(lua_State *L) +{ + lua_pushnumber(L, cdCanvasClip(cdlua_checkcanvas(L, 1), luaL_checkint(L,2))); + return 1; +} + +static int cdlua5_cliparea(lua_State *L) +{ + int xmin = luaL_checkint(L, 2); + int xmax = luaL_checkint(L, 3); + int ymin = luaL_checkint(L, 4); + int ymax = luaL_checkint(L, 5); + + cdCanvasClipArea(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +static int wdlua5_cliparea(lua_State *L) +{ + double xmin = luaL_checknumber(L, 2); + double xmax = luaL_checknumber(L, 3); + double ymin = luaL_checknumber(L, 4); + double ymax = luaL_checknumber(L, 5); + + wdCanvasClipArea(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +static int cdlua5_fcliparea(lua_State *L) +{ + double xmin = luaL_checknumber(L, 2); + double xmax = luaL_checknumber(L, 3); + double ymin = luaL_checknumber(L, 4); + double ymax = luaL_checknumber(L, 5); + + cdfCanvasClipArea(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +static int cdlua5_getcliparea(lua_State *L) +{ + int xmin, xmax, ymin, ymax; + int status; + + status = cdCanvasGetClipArea(cdlua_checkcanvas(L, 1), &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + lua_pushnumber(L, status); + return 5; +} + +static int wdlua5_getcliparea(lua_State *L) +{ + double xmin, xmax, ymin, ymax; + int status; + + status = wdCanvasGetClipArea(cdlua_checkcanvas(L, 1), &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + lua_pushnumber(L, status); + return 5; +} + +static int cdlua5_fgetcliparea(lua_State *L) +{ + double xmin, xmax, ymin, ymax; + int status; + + status = cdfCanvasGetClipArea(cdlua_checkcanvas(L, 1), &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + lua_pushnumber(L, status); + return 5; +} + +/***************************************************************************\ +* Regions * +\***************************************************************************/ + +/***************************************************************************\ +* cd.RegionCombineMode(mode: number) -> (old_mode: number) * +\***************************************************************************/ +static int cdlua5_regioncombinemode(lua_State *L) +{ + lua_pushnumber(L, cdCanvasRegionCombineMode(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.PointInRegion(x, y: number) -> (status: number) * +\***************************************************************************/ +static int cdlua5_pointinregion(lua_State *L) +{ + lua_pushnumber(L, cdCanvasIsPointInRegion(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3))); + return 1; +} + +/***************************************************************************\ +* cd.wPointInRegion(x, y: number) -> (status: number) * +\***************************************************************************/ +static int wdlua5_pointinregion(lua_State *L) +{ + lua_pushnumber(L, wdCanvasIsPointInRegion(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3))); + return 1; +} + +/***************************************************************************\ +* cd.OffsetRegion(dx, dy: number) * +\***************************************************************************/ +static int cdlua5_offsetregion(lua_State *L) +{ + cdCanvasOffsetRegion(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3)); + return 0; +} + +/***************************************************************************\ +* cd.wOffsetRegion(dx, dy: number) * +\***************************************************************************/ +static int wdlua5_offsetregion(lua_State *L) +{ + wdCanvasOffsetRegion(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3)); + return 0; +} + +/***************************************************************************\ +* cd.RegionBox() -> (xmin, xmax, ymin, ymax, status: number) * +\***************************************************************************/ +static int cdlua5_regionbox(lua_State *L) +{ + int xmin, xmax, ymin, ymax; + + cdCanvasGetRegionBox(cdlua_checkcanvas(L, 1), &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + return 4; +} + +/***************************************************************************\ +* cd.wRegionBox() -> (xmin, xmax, ymin, ymax, status: number) * +\***************************************************************************/ +static int wdlua5_regionbox(lua_State *L) +{ + double xmin, xmax, ymin, ymax; + + wdCanvasGetRegionBox(cdlua_checkcanvas(L, 1), &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + return 4; +} + + +/***************************************************************************\ +* Primitives * +\***************************************************************************/ + +/***************************************************************************\ +* cd.Pixel(x, y: number, color) * +\***************************************************************************/ +static int cdlua5_pixel (lua_State *L) +{ + cdCanvasPixel(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3), cdlua_checkcolor(L, 4)); + return 0 ; +} + +/***************************************************************************\ +* cd.wPixel(x, y: number, color) * +\***************************************************************************/ +static int wdlua5_pixel (lua_State *L) +{ + wdCanvasPixel(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3), cdlua_checkcolor(L, 4)); + return 0; +} + +/***************************************************************************\ +* cd.Mark(x, y: number) * +\***************************************************************************/ +static int cdlua5_mark(lua_State *L) +{ + cdCanvasMark(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3)); + return 0; +} + +/***************************************************************************\ +* cd.wMark(x, y: number) * +\***************************************************************************/ +static int wdlua5_mark(lua_State *L) +{ + wdCanvasMark(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3)); + return 0; +} + +/***************************************************************************\ +* cd.MarkType(type: number) -> (old_type: number) * +\***************************************************************************/ +static int cdlua5_marktype(lua_State *L) +{ + lua_pushnumber(L, cdCanvasMarkType(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.MarkSize(size: number) -> (old_size: number) * +\***************************************************************************/ +static int cdlua5_marksize(lua_State *L) +{ + lua_pushnumber(L, cdCanvasMarkSize(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.wMarkSize(size: number) -> (old_size: number) * +\***************************************************************************/ +static int wdlua5_marksize(lua_State *L) +{ + lua_pushnumber(L, wdCanvasMarkSize(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2))); + return 1; +} + + + +/***************************************************************************\ +* Lines * +\***************************************************************************/ + +static int cdlua5_line(lua_State *L) +{ + int x1 = luaL_checkint(L,2); + int y1 = luaL_checkint(L,3); + int x2 = luaL_checkint(L,4); + int y2 = luaL_checkint(L,5); + cdCanvasLine(cdlua_checkcanvas(L, 1), x1, y1, x2, y2); + return 0; +} + +static int wdlua5_line(lua_State *L) +{ + double x1 = luaL_checknumber(L, 2); + double y1 = luaL_checknumber(L, 3); + double x2 = luaL_checknumber(L, 4); + double y2 = luaL_checknumber(L, 5); + wdCanvasLine(cdlua_checkcanvas(L, 1), x1, y1, x2, y2); + return 0; +} + +static int cdlua5_fline(lua_State *L) +{ + double x1 = luaL_checknumber(L, 2); + double y1 = luaL_checknumber(L, 3); + double x2 = luaL_checknumber(L, 4); + double y2 = luaL_checknumber(L, 5); + cdfCanvasLine(cdlua_checkcanvas(L, 1), x1, y1, x2, y2); + return 0; +} + +static int cdlua5_rect(lua_State *L) +{ + int xmin = luaL_checkint(L,2); + int xmax = luaL_checkint(L,3); + int ymin = luaL_checkint(L,4); + int ymax = luaL_checkint(L,5); + cdCanvasRect(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +static int wdlua5_rect(lua_State *L) +{ + double xmin = luaL_checknumber(L, 2); + double xmax = luaL_checknumber(L, 3); + double ymin = luaL_checknumber(L, 4); + double ymax = luaL_checknumber(L, 5); + wdCanvasRect(cdlua_checkcanvas(L, 1), xmin,xmax,ymin,ymax); + return 0; +} + +static int cdlua5_frect(lua_State *L) +{ + double xmin = luaL_checknumber(L, 2); + double xmax = luaL_checknumber(L, 3); + double ymin = luaL_checknumber(L, 4); + double ymax = luaL_checknumber(L, 5); + cdfCanvasRect(cdlua_checkcanvas(L, 1), xmin,xmax,ymin,ymax); + return 0; +} + +static int cdlua5_arc(lua_State *L) +{ + int xc = luaL_checkint(L,2); + int yc = luaL_checkint(L,3); + int w = luaL_checkint(L,4); + int h = luaL_checkint(L,5); + double angle1 = luaL_checknumber(L,6); + double angle2 = luaL_checknumber(L,7); + cdCanvasArc(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +static int wdlua5_arc(lua_State *L) +{ + double xc = luaL_checknumber(L, 2); + double yc = luaL_checknumber(L, 3); + double w = luaL_checknumber(L, 4); + double h = luaL_checknumber(L, 5); + double angle1 = luaL_checknumber(L, 6); + double angle2 = luaL_checknumber(L, 7); + wdCanvasArc(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +static int cdlua5_farc(lua_State *L) +{ + double xc = luaL_checknumber(L, 2); + double yc = luaL_checknumber(L, 3); + double w = luaL_checknumber(L, 4); + double h = luaL_checknumber(L, 5); + double angle1 = luaL_checknumber(L, 6); + double angle2 = luaL_checknumber(L, 7); + cdfCanvasArc(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +/***************************************************************************\ +* cd.LineStyle(style: number) -> (old_style: number) * +\***************************************************************************/ +static int cdlua5_linestyle(lua_State *L) +{ + lua_pushnumber(L, cdCanvasLineStyle(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.LineStyleDashes(dashes: table, count: number) * +\***************************************************************************/ +static int cdlua5_linestyledashes(lua_State *L) +{ + int *dashes_int, dashes_count, i; + + if (!lua_istable(L, 2)) + luaL_argerror(L, 2, "invalid dashes, must be a table"); + + dashes_count = luaL_checkint(L, 3); + dashes_int = (int*) malloc(dashes_count * sizeof(int)); + + for (i=0; i < dashes_count; i++) + { + lua_pushnumber(L, i+1); + lua_gettable(L, 2); + + dashes_int[i] = luaL_checkint(L,-1); + } + + cdCanvasLineStyleDashes(cdlua_checkcanvas(L, 1), dashes_int, dashes_count); + free(dashes_int); + + return 0; +} + +/***************************************************************************\ +* cd.LineWidth(width: number) -> (old_width: number) * +\***************************************************************************/ +static int cdlua5_linewidth(lua_State *L) +{ + lua_pushnumber(L, cdCanvasLineWidth(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.wLineWidth(width: number) -> (old_width: number) * +\***************************************************************************/ +static int wdlua5_linewidth(lua_State *L) +{ + lua_pushnumber(L, wdCanvasLineWidth(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.LineJoin(style: number) -> (old_style: number) * +\***************************************************************************/ +static int cdlua5_linejoin(lua_State *L) +{ + lua_pushnumber(L, cdCanvasLineJoin(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.LineCap(style: number) -> (old_style: number) * +\***************************************************************************/ +static int cdlua5_linecap(lua_State *L) +{ + lua_pushnumber(L, cdCanvasLineCap(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + + + +/***************************************************************************\ +* Filled Areas * +\***************************************************************************/ + +static int cdlua5_box(lua_State *L) +{ + int xmin = luaL_checkint(L, 2); + int xmax = luaL_checkint(L, 3); + int ymin = luaL_checkint(L, 4); + int ymax = luaL_checkint(L, 5); + cdCanvasBox(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +static int wdlua5_box(lua_State *L) +{ + double xmin = luaL_checknumber(L, 2); + double xmax = luaL_checknumber(L, 3); + double ymin = luaL_checknumber(L, 4); + double ymax = luaL_checknumber(L, 5); + wdCanvasBox(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +static int cdlua5_fbox(lua_State *L) +{ + double xmin = luaL_checknumber(L, 2); + double xmax = luaL_checknumber(L, 3); + double ymin = luaL_checknumber(L, 4); + double ymax = luaL_checknumber(L, 5); + cdfCanvasBox(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax); + return 0; +} + +static int cdlua5_sector(lua_State *L) +{ + int xc = luaL_checkint(L,2); + int yc = luaL_checkint(L,3); + int w = luaL_checkint(L,4); + int h = luaL_checkint(L,5); + double angle1 = luaL_checknumber(L,6); + double angle2 = luaL_checknumber(L,7); + cdCanvasSector(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +static int wdlua5_sector(lua_State *L) +{ + double xc = luaL_checknumber(L, 2); + double yc = luaL_checknumber(L, 3); + double w = luaL_checknumber(L, 4); + double h = luaL_checknumber(L, 5); + double angle1 = luaL_checknumber(L, 6); + double angle2 = luaL_checknumber(L, 7); + wdCanvasSector(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +static int cdlua5_fsector(lua_State *L) +{ + double xc = luaL_checknumber(L, 2); + double yc = luaL_checknumber(L, 3); + double w = luaL_checknumber(L, 4); + double h = luaL_checknumber(L, 5); + double angle1 = luaL_checknumber(L, 6); + double angle2 = luaL_checknumber(L, 7); + cdfCanvasSector(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +static int cdlua5_chord(lua_State *L) +{ + int xc = luaL_checkint(L,2); + int yc = luaL_checkint(L,3); + int w = luaL_checkint(L,4); + int h = luaL_checkint(L,5); + double angle1 = luaL_checknumber(L,6); + double angle2 = luaL_checknumber(L,7); + cdCanvasChord(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +static int wdlua5_chord(lua_State *L) +{ + double xc = luaL_checknumber(L, 2); + double yc = luaL_checknumber(L, 3); + double w = luaL_checknumber(L, 4); + double h = luaL_checknumber(L, 5); + double angle1 = luaL_checknumber(L, 6); + double angle2 = luaL_checknumber(L, 7); + wdCanvasChord(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +static int cdlua5_fchord(lua_State *L) +{ + double xc = luaL_checknumber(L, 2); + double yc = luaL_checknumber(L, 3); + double w = luaL_checknumber(L, 4); + double h = luaL_checknumber(L, 5); + double angle1 = luaL_checknumber(L, 6); + double angle2 = luaL_checknumber(L, 7); + cdfCanvasChord(cdlua_checkcanvas(L, 1), xc, yc, w, h, angle1, angle2); + return 0; +} + +/***************************************************************************\ +* cd.BackOpacity(opacity: number) -> (old_opacity: number) * +\***************************************************************************/ +static int cdlua5_backopacity(lua_State *L) +{ + lua_pushnumber(L, cdCanvasBackOpacity(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.FillMode(mode: number) -> (old_mode: number) * +\***************************************************************************/ +static int cdlua5_fillmode(lua_State *L) +{ + lua_pushnumber(L, cdCanvasFillMode(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.InteriorStyle(style: number) -> (old_style: number) * +\***************************************************************************/ +static int cdlua5_interiorstyle(lua_State *L) +{ + lua_pushnumber(L, cdCanvasInteriorStyle(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.Hatch(style: number) -> (old_style: number) * +\***************************************************************************/ +static int cdlua5_hatch(lua_State *L) +{ + lua_pushnumber(L, cdCanvasHatch(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +static int cdlua5_stipple(lua_State *L) +{ + cdluaStipple *stipple_p = cdlua_checkstipple(L, 2); + cdCanvasStipple(cdlua_checkcanvas(L, 1), stipple_p->width, stipple_p->height, stipple_p->stipple); + return 0 ; +} + +static int wdlua5_stipple(lua_State *L) +{ + cdluaStipple *stipple_p = cdlua_checkstipple(L, 2); + double w_mm = luaL_checknumber(L, 3); + double h_mm = luaL_checknumber(L, 4); + wdCanvasStipple(cdlua_checkcanvas(L, 1), stipple_p->width, stipple_p->height, stipple_p->stipple, w_mm, h_mm); + return 0; +} + +static int cdlua5_getstipple(lua_State *L) +{ + int width, height, size; + unsigned char *stipple, *new_stipple = NULL; + + stipple = cdCanvasGetStipple(cdlua_checkcanvas(L, 1), &width, &height); + + size = width * height; + + if (stipple) + new_stipple = (unsigned char *)malloc(size); + + if (new_stipple) + { + memcpy(new_stipple, stipple, size); + cdlua_pushstipple(L, new_stipple, width, height); + } + else + lua_pushnil(L); + + return 1; +} + +static int cdlua5_pattern(lua_State *L) +{ + cdluaPattern* pattern_p = cdlua_checkpattern(L, 2); + cdCanvasPattern(cdlua_checkcanvas(L, 1), pattern_p->width, pattern_p->height, pattern_p->pattern); + return 0; +} + +static int wdlua5_pattern(lua_State *L) +{ + cdluaPattern* pattern_p = cdlua_checkpattern(L, 2); + double w_mm = luaL_checknumber(L, 3); + double h_mm = luaL_checknumber(L, 4); + wdCanvasPattern(cdlua_checkcanvas(L, 1), pattern_p->width, pattern_p->height, pattern_p->pattern, w_mm, h_mm); + return 0; +} + +static int cdlua5_getpattern(lua_State *L) +{ + int width, height, size; + long int *pattern, *new_pattern = NULL; + + pattern = cdCanvasGetPattern(cdlua_checkcanvas(L, 1), &width, &height); + + size = width * height; + + if (pattern) + new_pattern = (long int *) malloc(size * sizeof(long int)); + + if (new_pattern) + { + memcpy(new_pattern, pattern, size * sizeof(long int)); + cdlua_pushpattern(L, new_pattern, width, height); + } + else + lua_pushnil(L); + + return 1; +} + +/***************************************************************************\ +* Text * +\***************************************************************************/ + +static int cdlua5_text(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + cdCanvasText(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3), s); + return 0; +} + +static int wdlua5_text(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + wdCanvasText(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3), s); + return 0; +} + +static int cdlua5_ftext(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + cdfCanvasText(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3), s); + return 0; +} + +/***************************************************************************\ +* cd.Font(typeface, style, size: number) * +\***************************************************************************/ +static int cdlua5_font(lua_State *L) +{ + lua_pushnumber(L, cdCanvasFont(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2), luaL_checkint(L, 3), luaL_checkint(L, 4))); + return 1; +} + +/***************************************************************************\ +* cd.wFont(typeface, style, size: number) * +\***************************************************************************/ +static int wdlua5_font(lua_State *L) +{ + lua_pushnumber(L, wdCanvasFont(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2), luaL_checkint(L, 3), luaL_checknumber(L, 4))); + return 1; +} + + +/***************************************************************************\ +* cd.GetFont() -> (typeface, style, size: number) * +\***************************************************************************/ +static int cdlua5_getfont(lua_State *L) +{ + char type_face[1024]; + int style, size; + + cdCanvasGetFont(cdlua_checkcanvas(L, 1), type_face, &style, &size); + lua_pushstring(L, type_face); + lua_pushnumber(L, style); + lua_pushnumber(L, size); + return 3; +} + +/***************************************************************************\ +* cd.wGetFont() -> (typeface, style, size: number) * +\***************************************************************************/ +static int wdlua5_getfont(lua_State *L) +{ + char type_face[1024]; + int style; + double size; + + wdCanvasGetFont(cdlua_checkcanvas(L, 1), type_face, &style, &size); + lua_pushstring(L, type_face); + lua_pushnumber(L, style); + lua_pushnumber(L, size); + return 3; +} + +/***************************************************************************\ +* cd.NativeFont(font: string) * +\***************************************************************************/ +static int cdlua5_nativefont(lua_State *L) +{ + lua_pushstring(L, cdCanvasNativeFont(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.TextAlignment(alignment: number) -> (old_alignment: number) * +\***************************************************************************/ +static int cdlua5_textalignment(lua_State *L) +{ + lua_pushnumber(L, cdCanvasTextAlignment(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.TextOrientation(angle: number) -> (old_angle: number) * +\***************************************************************************/ +static int cdlua5_textorientation(lua_State *L) +{ + lua_pushnumber(L, cdCanvasTextOrientation(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.FontDim() -> (max_width, max_height, ascent, descent: number) * +\***************************************************************************/ +static int cdlua5_fontdim(lua_State *L) +{ + int max_width; + int height; + int ascent; + int descent; + + cdCanvasGetFontDim(cdlua_checkcanvas(L, 1), &max_width, &height, &ascent, &descent); + lua_pushnumber(L, max_width); + lua_pushnumber(L, height); + lua_pushnumber(L, ascent); + lua_pushnumber(L, descent); + return 4; +} + +/***************************************************************************\ +* cd.wFontDim() -> (max_width, max_height, ascent, descent: number) * +\***************************************************************************/ +static int wdlua5_fontdim(lua_State *L) +{ + double max_width; + double height; + double ascent; + double descent; + + wdCanvasGetFontDim(cdlua_checkcanvas(L, 1), &max_width, &height, &ascent, &descent); + lua_pushnumber(L, max_width); + lua_pushnumber(L, height); + lua_pushnumber(L, ascent); + lua_pushnumber(L, descent); + return 4; +} + +/***************************************************************************\ +* cd.TextSize(text: string) -> (width, heigth: number) * +\***************************************************************************/ +static int cdlua5_textsize(lua_State *L) +{ + int width; + int height; + cdCanvasGetTextSize(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2), &width, &height); + lua_pushnumber(L, width); + lua_pushnumber(L, height); + return 2; +} + +/***************************************************************************\ +* cd.wTextSize(text: string) -> (width, heigth: number) * +\***************************************************************************/ +static int wdlua5_textsize(lua_State *L) +{ + double width; + double height; + wdCanvasGetTextSize(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2), &width, &height); + lua_pushnumber(L, width); + lua_pushnumber(L, height); + return 2; +} + +/****************************************************************************\ +* cd.TextBox(x, y: number, text: string) -> (xmin, xmax, ymin, ymax: number) * +\****************************************************************************/ +static int cdlua5_textbox(lua_State *L) +{ + int xmin, xmax, ymin, ymax; + int x = luaL_checkint(L, 2); + int y = luaL_checkint(L, 3); + const char* s = luaL_checkstring(L, 4); + + cdCanvasGetTextBox(cdlua_checkcanvas(L, 1), x, y, s, &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + return 4; +} + +/*****************************************************************************\ +* cd.wTextBox(x, y: number, text: string) -> (xmin, xmax, ymin, ymax: number) * +\*****************************************************************************/ +static int wdlua5_textbox(lua_State *L) +{ + double xmin, xmax, ymin, ymax; + double x = luaL_checknumber(L, 2); + double y = luaL_checknumber(L, 3); + const char* s = luaL_checkstring(L, 4); + + wdCanvasGetTextBox(cdlua_checkcanvas(L, 1), x, y, s, &xmin, &xmax, &ymin, &ymax); + lua_pushnumber(L, xmin); + lua_pushnumber(L, xmax); + lua_pushnumber(L, ymin); + lua_pushnumber(L, ymax); + return 4; +} + +/***************************************************************************************************************\ +* cd.TextBounds(x, y: number, text: string) -> (rect0, rect1, rect2, rect3, rect4, rect5, rect6, rect7: number) * +\***************************************************************************************************************/ +static int cdlua5_textbounds(lua_State *L) +{ + int rect[8]; + int x = luaL_checkint(L, 2); + int y = luaL_checkint(L, 3); + const char* s = luaL_checkstring(L, 4); + + cdCanvasGetTextBounds(cdlua_checkcanvas(L, 1), x, y, s, rect); + lua_pushnumber(L, rect[0]); + lua_pushnumber(L, rect[1]); + lua_pushnumber(L, rect[2]); + lua_pushnumber(L, rect[3]); + lua_pushnumber(L, rect[4]); + lua_pushnumber(L, rect[5]); + lua_pushnumber(L, rect[6]); + lua_pushnumber(L, rect[7]); + return 4; +} + +/****************************************************************************************************************\ +* cd.wTextBounds(x, y: number, text: string) -> (rect0, rect1, rect2, rect3, rect4, rect5, rect6, rect7: number) * +\****************************************************************************************************************/ +static int wdlua5_textbounds(lua_State *L) +{ + double rect[8]; + double x = luaL_checknumber(L, 2); + double y = luaL_checknumber(L, 3); + const char* s = luaL_checkstring(L, 4); + + wdCanvasGetTextBounds(cdlua_checkcanvas(L, 1), x, y, s, rect); + lua_pushnumber(L, rect[0]); + lua_pushnumber(L, rect[1]); + lua_pushnumber(L, rect[2]); + lua_pushnumber(L, rect[3]); + lua_pushnumber(L, rect[4]); + lua_pushnumber(L, rect[5]); + lua_pushnumber(L, rect[6]); + lua_pushnumber(L, rect[7]); + return 4; +} + + + +/***************************************************************************\ +* Text * +\***************************************************************************/ + +/***************************************************************************\ +* cd.VectorText(x, y: number, text: string) * +\***************************************************************************/ +static int cdlua5_vectortext(lua_State *L) +{ + const char* s = luaL_checkstring(L,4); + cdCanvasVectorText(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3), s); + return 0; +} + +/***************************************************************************\ +* cd.wVectorText(x, y: number, text: string) * +\***************************************************************************/ +static int wdlua5_vectortext(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + wdCanvasVectorText(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3),s); + return 0; +} + +/***************************************************************************\ +* cd.MultiLineVectorText(x, y: number, text: string) * +\***************************************************************************/ +static int cdlua5_multilinevectortext(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + cdCanvasMultiLineVectorText(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3), s); + return 0; +} + +/***************************************************************************\ +* cd.wMultiLineVectorText(x, y: number, text: string) * +\***************************************************************************/ +static int wdlua5_multilinevectortext(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + wdCanvasMultiLineVectorText(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3), s); + return 0; +} + +/***************************************************************************\ +* cd.VectorTextDirection(x1, y1, x2, y2: number) * +\***************************************************************************/ +static int cdlua5_vectortextdirection(lua_State *L) +{ + int x1 = luaL_checkint(L,2); + int y1 = luaL_checkint(L,3); + int x2 = luaL_checkint(L,4); + int y2 = luaL_checkint(L,5); + cdCanvasVectorTextDirection(cdlua_checkcanvas(L, 1), x1, y1, x2, y2); + return 0; +} + +/***************************************************************************\ +* cd.wVectorTextDirection(x1, y1, x2, y2: number) * +\***************************************************************************/ +static int wdlua5_vectortextdirection(lua_State *L) +{ + double x1 = luaL_checknumber(L, 2); + double y1 = luaL_checknumber(L, 3); + double x2 = luaL_checknumber(L, 4); + double y2 = luaL_checknumber(L, 5); + wdCanvasVectorTextDirection(cdlua_checkcanvas(L, 1), x1, y1, x2, y2); + return 0; +} + + +/***************************************************************************\ +* cd.VectorTextTransform(matrix: table) -> (old_matrix: table) * +\***************************************************************************/ +static int cdlua5_vectortexttransform(lua_State *L) +{ + double matrix[6], *old_matrix; + int i; + + if (!lua_istable(L, 2)) + luaL_argerror(L, 2, "invalid matrix, must be a table"); + + for (i=0; i < 6; i++) + { + lua_rawgeti(L, 2, i+1); + + if (!lua_isnumber(L, -1)) + luaL_argerror(L, 2, "invalid matrix value, must be a number"); + + matrix[i] = lua_tonumber(L, -1); + lua_pop(L, 1); + } + + old_matrix = cdCanvasVectorTextTransform(cdlua_checkcanvas(L, 1), matrix); + lua_newtable(L); + for (i=0; i < 6; i++) + { + lua_pushnumber(L, old_matrix[i]); + lua_rawseti(L, 1, i+1); + } + return 1; +} + +/***************************************************************************\ +* cd.VectorTextSize(w, h: number, text: string) * +\***************************************************************************/ +static int cdlua5_vectortextsize(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + cdCanvasVectorTextSize(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3), s); + return 0; +} + +/***************************************************************************\ +* cd.wVectorTextSize(w, h: number, text: string) * +\***************************************************************************/ +static int wdlua5_vectortextsize(lua_State *L) +{ + const char* s = luaL_checkstring(L, 4); + wdCanvasVectorTextSize(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3), s); + return 0; +} + +/***************************************************************************\ +* cd.VectorTextSize(w, h: number, text: string) * +\***************************************************************************/ +static int cdlua5_vectorcharsize(lua_State *L) +{ + lua_pushnumber(L, cdCanvasVectorCharSize(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.wVectorTextSize(w, h: number, text: string) * +\***************************************************************************/ +static int wdlua5_vectorcharsize(lua_State *L) +{ + lua_pushnumber(L, wdCanvasVectorCharSize(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.VectorFont(filename: string) -> (font_name: string) * +\***************************************************************************/ +static int cdlua5_vectorfont(lua_State *L) +{ + lua_pushstring(L, cdCanvasVectorFont(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2))); + return 1; +} + +/***************************************************************************\ +* cd.GetVectorTextSize(text: string) -> (w, h: number) * +\***************************************************************************/ +static int cdlua5_getvectortextsize(lua_State *L) +{ + int width; + int height; + cdCanvasGetVectorTextSize(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2), &width, &height); + lua_pushnumber(L, width); + lua_pushnumber(L, height); + return 2; +} + +/***************************************************************************\ +* cd.wGetVectorTextSize(text: string) -> (w, h: number) * +\***************************************************************************/ +static int wdlua5_getvectortextsize(lua_State *L) +{ + double width; + double height; + wdCanvasGetVectorTextSize(cdlua_checkcanvas(L, 1), luaL_checkstring(L, 2), &width, &height); + lua_pushnumber(L, width); + lua_pushnumber(L, height); + return 2; +} + +/***************************************************************************\ +* cd.GetVectorTextBounds(s: string, px,py: number) -> (rect: table) * +\***************************************************************************/ +static int cdlua5_vectortextbounds(lua_State *L) +{ + const char* s = luaL_checkstring(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + int rect[8], i; + + cdCanvasGetVectorTextBounds(cdlua_checkcanvas(L, 1), s, x, y, rect); + lua_newtable(L); + for (i=0; i < 8; i++) + { + lua_pushnumber(L, rect[i]); + lua_rawseti(L, -2, i+1); + } + return 1; +} + +/***************************************************************************\ +* cd.wGetVectorTextBounds(s: string, px,py: number) -> (rect: table) * +\***************************************************************************/ +static int wdlua5_vectortextbounds(lua_State *L) +{ + const char* s = luaL_checkstring(L, 2); + double x = luaL_checknumber(L, 3); + double y = luaL_checknumber(L, 4); + double rect[8]; + int i; + + wdCanvasGetVectorTextBounds(cdlua_checkcanvas(L, 1), s, x, y, rect); + lua_newtable(L); + for (i=0; i < 8; i++) + { + lua_pushnumber(L, rect[i]); + lua_rawseti(L, -2, i+1); + } + return 1; +} + + + +/***************************************************************************\ +* Client Images. * +\***************************************************************************/ + +static int cdlua5_getimagergb(lua_State *L) +{ + cdluaImageRGB* imagergb_p = cdlua_checkimagergb(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + cdCanvasGetImageRGB(cdlua_checkcanvas(L, 1), imagergb_p->red, imagergb_p->green, imagergb_p->blue, + x, y, imagergb_p->width, imagergb_p->height); + return 0; +} + +static int cdlua5_putimagerectrgb(lua_State *L) +{ + cdluaImageRGB* imagergb_p = cdlua_checkimagergb(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + int w = luaL_checkint(L, 5); + int h = luaL_checkint(L, 6); + int xmin = luaL_checkint(L, 7); + int xmax = luaL_checkint(L, 8); + int ymin = luaL_checkint(L, 9); + int ymax = luaL_checkint(L, 10); + + if (w < 0 || h < 0) + luaL_argerror(L, 5, "target region dimensions should be positive integers"); + + cdCanvasPutImageRectRGB(cdlua_checkcanvas(L, 1), imagergb_p->width, imagergb_p->height, imagergb_p->red, + imagergb_p->green, imagergb_p->blue, x, y, w, h, xmin, xmax, ymin, ymax); + return 0; +} + +static int wdlua5_putimagerectrgb(lua_State *L) +{ + cdluaImageRGB* imagergb_p = cdlua_checkimagergb(L, 2); + double x = luaL_checknumber(L, 3); + double y = luaL_checknumber(L, 4); + double w = luaL_checknumber(L, 5); + double h = luaL_checknumber(L, 6); + int xmin = luaL_checkint(L, 7); + int xmax = luaL_checkint(L, 8); + int ymin = luaL_checkint(L, 9); + int ymax = luaL_checkint(L, 10); + + if (w < 0 || h < 0) + luaL_argerror(L, 5, "target region dimensions should be positive integers"); + + wdCanvasPutImageRectRGB(cdlua_checkcanvas(L, 1), imagergb_p->width, imagergb_p->height, imagergb_p->red, + imagergb_p->green, imagergb_p->blue, x, y, w, h, xmin, xmax, ymin, ymax); + return 0; +} + +static int cdlua5_putimagerectrgba(lua_State *L) +{ + cdluaImageRGBA* imagergba_p = cdlua_checkimagergba(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + int w = luaL_checkint(L, 5); + int h = luaL_checkint(L, 6); + int xmin = luaL_checkint(L, 7); + int xmax = luaL_checkint(L, 8); + int ymin = luaL_checkint(L, 9); + int ymax = luaL_checkint(L, 10); + + if (w < 0 || h < 0) + luaL_argerror(L, 5, "target region dimensions should be positive integers"); + + cdCanvasPutImageRectRGBA(cdlua_checkcanvas(L, 1), imagergba_p->width, imagergba_p->height, imagergba_p->red, + imagergba_p->green, imagergba_p->blue, imagergba_p->alpha, x, y, w, h, xmin, xmax, ymin, ymax); + return 0; +} + +static int wdlua5_putimagerectrgba(lua_State *L) +{ + cdluaImageRGBA* imagergba_p = cdlua_checkimagergba(L, 2); + double x = luaL_checknumber(L, 3); + double y = luaL_checknumber(L, 4); + double w = luaL_checknumber(L, 5); + double h = luaL_checknumber(L, 6); + int xmin = luaL_checkint(L, 7); + int xmax = luaL_checkint(L, 8); + int ymin = luaL_checkint(L, 9); + int ymax = luaL_checkint(L, 10); + + if (w < 0 || h < 0) + luaL_argerror(L, 5, "target region dimensions should be positive integers"); + + wdCanvasPutImageRectRGBA(cdlua_checkcanvas(L, 1), imagergba_p->width, imagergba_p->height, imagergba_p->red, + imagergba_p->green, imagergba_p->blue, imagergba_p->alpha, x, y, w, h, xmin, xmax, ymin, ymax); + return 0; +} + +static int cdlua5_putimagerectmap(lua_State *L) +{ + cdluaImageMap* imagemap_p = cdlua_checkimagemap(L, 2); + cdluaPalette *pal = cdlua_checkpalette(L, 3); + int x = luaL_checkint(L, 4); + int y = luaL_checkint(L, 5); + int w = luaL_checkint(L, 6); + int h = luaL_checkint(L, 7); + int xmin = luaL_checkint(L, 8); + int xmax = luaL_checkint(L, 9); + int ymin = luaL_checkint(L, 10); + int ymax = luaL_checkint(L, 11); + + if (w < 0 || h < 0) + luaL_argerror(L, 6, "target region dimensions should be positive integers"); + + cdCanvasPutImageRectMap(cdlua_checkcanvas(L, 1), imagemap_p->width, imagemap_p->height, imagemap_p->index, + pal->color, x, y, w, h, xmin, xmax, ymin, ymax); + return 0; +} + +static int wdlua5_putimagerectmap(lua_State *L) +{ + cdluaImageMap* imagemap_p = cdlua_checkimagemap(L, 2); + cdluaPalette *pal = cdlua_checkpalette(L, 3); + double x = luaL_checknumber(L, 4); + double y = luaL_checknumber(L, 5); + double w = luaL_checknumber(L, 6); + double h = luaL_checknumber(L, 7); + int xmin = luaL_checkint(L, 8); + int xmax = luaL_checkint(L, 9); + int ymin = luaL_checkint(L, 10); + int ymax = luaL_checkint(L, 11); + + if (w < 0 || h < 0) + luaL_argerror(L, 6, "target region dimensions should be positive integers"); + + wdCanvasPutImageRectMap(cdlua_checkcanvas(L, 1), imagemap_p->width, imagemap_p->height, imagemap_p->index, + pal->color, x, y, w, h, xmin, xmax, ymin, ymax); + return 0; +} + +static int cdlua5_putbitmap(lua_State *L) +{ + cdBitmap *bitmap = cdlua_checkbitmap(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + int w = luaL_checkint(L, 5); + int h = luaL_checkint(L, 6); + + if (w < 0 || h < 0) + luaL_argerror(L, 5, "target region dimensions should be positive integers"); + + cdCanvasPutBitmap(cdlua_checkcanvas(L, 1), bitmap, x, y, w, h); + return 0; +} + +static int wdlua5_putbitmap(lua_State *L) +{ + cdBitmap *bitmap = cdlua_checkbitmap(L, 2); + double x = luaL_checknumber(L, 3); + double y = luaL_checknumber(L, 4); + double w = luaL_checknumber(L, 5); + double h = luaL_checknumber(L, 6); + + if (w < 0 || h < 0) + luaL_argerror(L, 5, "target region dimensions should be positive integers"); + + wdCanvasPutBitmap(cdlua_checkcanvas(L, 1), bitmap, x, y, w, h); + return 0; +} + +static int cdlua5_getbitmap(lua_State *L) +{ + cdBitmap *bitmap = cdlua_checkbitmap(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + cdCanvasGetBitmap(cdlua_checkcanvas(L, 1), bitmap, x, y); + return 0; +} + +/***************************************************************************\ +* Server Images. * +\***************************************************************************/ + +static int cdlua5_createimage(lua_State *L) +{ + cdImage *image; + int width = luaL_checkint(L, 2); + int height = luaL_checkint(L, 3); + + if (width < 1 || height < 1) + luaL_argerror(L, 2, "image dimensions should be positive integers"); + + image = cdCanvasCreateImage(cdlua_checkcanvas(L, 1), width, height); + if (image) + cdlua_pushimage(L, image); + else + lua_pushnil(L); + + return 1; +} + +static int cdlua5_getimage(lua_State *L) +{ + cdImage* image = cdlua_checkimage(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + cdCanvasGetImage(cdlua_checkcanvas(L, 1), image, x, y); + return 0; +} + +static int cdlua5_putimagerect(lua_State *L) +{ + cdImage* image = cdlua_checkimage(L, 2); + int x = luaL_checkint(L, 3); + int y = luaL_checkint(L, 4); + int xmin = luaL_checkint(L, 5); + int xmax = luaL_checkint(L, 6); + int ymin = luaL_checkint(L, 7); + int ymax = luaL_checkint(L, 8); + cdCanvasPutImageRect(cdlua_checkcanvas(L, 1), image, x, y, xmin, xmax, ymin, ymax); + return 0; +} + +static int wdlua5_putimagerect(lua_State *L) +{ + cdImage* image = cdlua_checkimage(L, 2); + double x = luaL_checknumber(L, 3); + double y = luaL_checknumber(L, 4); + int xmin = luaL_checkint(L, 5); + int xmax = luaL_checkint(L, 6); + int ymin = luaL_checkint(L, 7); + int ymax = luaL_checkint(L, 8); + wdCanvasPutImageRect(cdlua_checkcanvas(L, 1), image, x, y, xmin, xmax, ymin, ymax); + return 0; +} + +/***************************************************************************\ +* cd.ScrollArea(xmin, xmax, ymin, ymax, dx, dy: number) * +\***************************************************************************/ +static int cdlua5_scrollarea(lua_State *L) +{ + int xmin = luaL_checkint(L, 2); + int xmax = luaL_checkint(L, 3); + int ymin = luaL_checkint(L, 4); + int ymax = luaL_checkint(L, 5); + int dx = luaL_checkint(L, 6); + int dy = luaL_checkint(L, 7); + cdCanvasScrollArea(cdlua_checkcanvas(L, 1), xmin, xmax, ymin, ymax, dx, dy); + return 0; +} + + + +/***************************************************************************\ +* Other * +\***************************************************************************/ + +/********************************************************************************\ +* cd.Play(ctx, xmin, xmax, ymin, ymax: number, data: string) -> (status: number) * +\********************************************************************************/ + +static int cdlua5_play(lua_State *L) +{ + cdluaContext* cdlua_ctx = cdlua_getcontext(L, 2); + int xmin = luaL_checkint(L,3); + int xmax = luaL_checkint(L,4); + int ymin = luaL_checkint(L,5); + int ymax = luaL_checkint(L,6); + const char *data_s = luaL_checkstring(L,7); + + cdlua_setplaystate(L); + cdCanvasPlay(cdlua_checkcanvas(L, 1), cdlua_ctx->ctx(), xmin, xmax, ymin, ymax, (void*)data_s); + cdlua_setplaystate(NULL); + return 0; +} + +/***************************************************************************\ +* cd.GetColorPlanes() -> (bpp: number) * +\***************************************************************************/ +static int cdlua5_getcolorplanes(lua_State *L) +{ + lua_pushnumber(L, cdCanvasGetColorPlanes(cdlua_checkcanvas(L, 1))); + return 1; +} + +static int cdlua5_palette(lua_State *L) +{ + cdluaPalette *pal = cdlua_checkpalette(L, 2); + int mode_i = luaL_checkint(L, 3); + cdCanvasPalette(cdlua_checkcanvas(L, 1), pal->count, pal->color, mode_i); + return 0; +} + +/***************************************************************************\ +* cd.ImageRGB * +\***************************************************************************/ +static int cdlua5_imagergb(lua_State *L) +{ + int w, h, type = CD_RGB; + + cdCanvas* canvas = cdlua_checkcanvas(L, 1); + + if (cdCanvasGetContext(canvas) != CD_IMAGERGB) + luaL_argerror(L, 1, "invalid canvas, must be CD_IMAGERGB"); + + if (cdAlphaImage(canvas)) + type = CD_RGBA; + + cdCanvasGetSize(canvas, &w, &h, NULL, NULL); + + /* mark the image NOT to be freed */ + if (type == CD_RGBA) + cdlua_pushimagergba_ex(L, cdRedImage(canvas), cdGreenImage(canvas), cdBlueImage(canvas), cdAlphaImage(canvas), w, h); + else + cdlua_pushimagergb_ex(L, cdRedImage(canvas), cdGreenImage(canvas), cdBlueImage(canvas), w, h); + + return 1; +} + +/***************************************************************************\ +* cd.ImageRGBBitmap * +\***************************************************************************/ +static int cdlua5_imagergbbitmap(lua_State *L) +{ + int w, h, type = CD_RGB; + + cdCanvas* canvas = cdlua_checkcanvas(L, 1); + + if (cdCanvasGetContext(canvas) != CD_IMAGERGB) + luaL_argerror(L, 1, "invalid canvas, must be CD_IMAGERGB"); + + if (cdAlphaImage(canvas)) + type = CD_RGBA; + + cdCanvasGetSize(canvas, &w, &h, NULL, NULL); + + cdlua_pushbitmap(L, cdInitBitmap(w, h, type, + cdRedImage(canvas), + cdGreenImage(canvas), + cdBlueImage(canvas), + cdAlphaImage(canvas))); + + return 1; +} + +/***************************************************************************\ +* Hardcopy * +\***************************************************************************/ +static lua_State* wdlua5_hardcopy_luaState = NULL; + +static void wdlua5_hardcopy_func(cdCanvas* canvas) +{ + lua_State* L = wdlua5_hardcopy_luaState; + lua_pushvalue(L, 4); /* push the function in the stack */ + cdlua_pushcanvas(L, canvas); + if(lua_pcall(L, 1, 0, 0) != 0) + luaL_error(L, "error running function: %s", lua_tostring(L, -1)); +} + +static int wdlua5_hardcopy(lua_State *L) +{ + cdCanvas* canvas = cdlua_checkcanvas(L, 1); + cdluaContext* cdlua_ctx = cdlua_getcontext(L, 2); + void *data_p = cdlua_ctx->checkdata(L,3); + luaL_argcheck(L, !lua_isfunction(L, 4), 4, "invalid draw function"); + + wdlua5_hardcopy_luaState = L; + wdCanvasHardcopy(canvas, cdlua_ctx->ctx(), data_p, wdlua5_hardcopy_func); + wdlua5_hardcopy_luaState = NULL; + + return 0; +} + + +/***************************************************************************\ +* Polygon functions * +\***************************************************************************/ + +/***************************************************************************\ +* cd.Begin(mode: number) * +\***************************************************************************/ +static int cdlua5_begin(lua_State *L) +{ + cdCanvasBegin(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2)); + return 0; +} + +static int cdlua5_vertex(lua_State *L) +{ + cdCanvasVertex(cdlua_checkcanvas(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3)); + return 0; +} + +static int wdlua5_vertex(lua_State *L) +{ + wdCanvasVertex(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3)); + return 0; +} + +static int cdlua5_fvertex(lua_State *L) +{ + cdfCanvasVertex(cdlua_checkcanvas(L, 1), luaL_checknumber(L, 2), luaL_checknumber(L, 3)); + return 0; +} + +static int cdlua5_end(lua_State *L) +{ + cdCanvasEnd(cdlua_checkcanvas(L, 1)); + return 0; +} + + +/********************************************************************************\ +* Lua Exported functions * +\********************************************************************************/ + +static const struct luaL_reg cdlib_canvas_meta[] = { + + /* Initialization */ + {"GetContext" , cdlua5_getcontext}, + {"Kill" , cdlua5_killcanvas}, + {"Activate" , cdlua5_activate}, + {"Deactivate" , cdlua5_deactivate}, + {"Simulate" , cdlua5_simulate}, + + /* Control */ + {"Clear" , cdlua5_clear}, + {"Flush" , cdlua5_flush}, + {"SaveState" , cdlua5_savestate}, + {"RestoreState" , cdlua5_restorestate}, + {"SetAttribute" , cdlua5_setattribute}, + {"GetAttribute" , cdlua5_getattribute}, + + /* Coordinate System */ + {"GetSize" , cdlua5_getcanvassize}, + {"UpdateYAxis" , cdlua5_updateyaxis}, + {"InvertYAxis" , cdlua5_invertyaxis}, + {"MM2Pixel" , cdlua5_mm2pixel}, + {"Pixel2MM" , cdlua5_pixel2mm}, + {"Origin" , cdlua5_origin}, + {"GetOrigin" , cdlua5_getorigin}, + {"fMM2Pixel" , cdlua5_fmm2pixel}, + {"fPixel2MM" , cdlua5_fpixel2mm}, + {"fOrigin" , cdlua5_forigin}, + {"fGetOrigin" , cdlua5_fgetorigin}, + {"Transform" , cdlua5_transform}, + {"GetTransform" , cdlua5_gettransform}, + {"TransformMultiply" , cdlua5_transformmultiply}, + {"TransformRotate" , cdlua5_transformrotate}, + {"TransformScale" , cdlua5_transformscale}, + {"TransformTranslate" , cdlua5_transformtranslate}, + {"TransformPoint" , cdlua5_transformpoint}, + {"fTransformPoint" , cdlua5_ftransformpoint}, + + /* World Coordinates */ + {"wWindow" , wdlua5_window}, + {"wGetWindow" , wdlua5_getwindow}, + {"wViewport" , wdlua5_viewport}, + {"wGetViewport" , wdlua5_getviewport}, + {"wWorld2Canvas" , wdlua5_world2canvas}, + {"wCanvas2World" , wdlua5_canvas2world}, + + {"wHardcopy" , wdlua5_hardcopy}, + + /* General Attributes */ + {"Foreground" , cdlua5_foreground}, + {"Background" , cdlua5_background}, + {"SetForeground" , cdlua5_setforeground}, + {"SetBackground" , cdlua5_setbackground}, + {"WriteMode" , cdlua5_writemode}, + + /* Clipping */ + {"Clip" , cdlua5_clip}, + {"ClipArea" , cdlua5_cliparea}, + {"GetClipArea" , cdlua5_getcliparea}, + {"wClipArea" , wdlua5_cliparea}, + {"wGetClipArea" , wdlua5_getcliparea}, + {"fClipArea" , cdlua5_fcliparea}, + {"fGetClipArea" , cdlua5_fgetcliparea}, + + /* Regions */ + {"RegionCombineMode" , cdlua5_regioncombinemode}, + {"IsPointInRegion" , cdlua5_pointinregion}, + {"wIsPointInRegion" , wdlua5_pointinregion}, + {"OffsetRegion" , cdlua5_offsetregion}, + {"wOffsetRegion" , wdlua5_offsetregion}, + {"GetRegionBox" , cdlua5_regionbox}, + {"wGetRegionBox" , wdlua5_regionbox}, + + /* Marks */ + {"Pixel" , cdlua5_pixel}, + {"wPixel" , wdlua5_pixel}, + {"Mark" , cdlua5_mark}, + {"wMark" , wdlua5_mark}, + {"MarkType" , cdlua5_marktype}, + {"MarkSize" , cdlua5_marksize}, + {"wMarkSize" , wdlua5_marksize}, + + /* Line */ + {"Line" , cdlua5_line}, + {"wLine" , wdlua5_line}, + {"fLine" , cdlua5_fline}, + {"Rect" , cdlua5_rect}, + {"wRect" , wdlua5_rect}, + {"fRect" , cdlua5_frect}, + {"Arc" , cdlua5_arc}, + {"wArc" , wdlua5_arc}, + {"fArc" , cdlua5_farc}, + {"LineStyle" , cdlua5_linestyle}, + {"LineStyleDashes" , cdlua5_linestyledashes}, + {"LineWidth" , cdlua5_linewidth}, + {"wLineWidth" , wdlua5_linewidth}, + {"LineJoin" , cdlua5_linejoin}, + {"LineCap" , cdlua5_linecap}, + + /* Filled Areas */ + {"Box" , cdlua5_box}, + {"wBox" , wdlua5_box}, + {"fBox" , cdlua5_fbox}, + {"Sector" , cdlua5_sector}, + {"wSector" , wdlua5_sector}, + {"fSector" , cdlua5_fsector}, + {"Chord" , cdlua5_chord}, + {"wChord" , wdlua5_chord}, + {"fChord" , cdlua5_fchord}, + {"BackOpacity" , cdlua5_backopacity}, + {"FillMode" , cdlua5_fillmode}, + {"InteriorStyle" , cdlua5_interiorstyle}, + {"Hatch" , cdlua5_hatch}, + + /* Stipple */ + {"Stipple" , cdlua5_stipple}, + {"wStipple" , wdlua5_stipple}, + {"GetStipple" , cdlua5_getstipple}, + + /* Pattern */ + {"Pattern" , cdlua5_pattern}, + {"wPattern" , wdlua5_pattern}, + {"GetPattern" , cdlua5_getpattern}, + + /* Text */ + {"Text" , cdlua5_text}, + {"wText" , wdlua5_text}, + {"fText" , cdlua5_ftext}, + {"Font" , cdlua5_font}, + {"wFont" , wdlua5_font}, + {"GetFont" , cdlua5_getfont}, + {"wGetFont" , wdlua5_getfont}, + {"NativeFont" , cdlua5_nativefont}, + {"TextAlignment" , cdlua5_textalignment}, + {"TextOrientation" , cdlua5_textorientation}, + {"GetFontDim" , cdlua5_fontdim}, + {"wGetFontDim" , wdlua5_fontdim}, + {"GetTextSize" , cdlua5_textsize}, + {"wGetTextSize" , wdlua5_textsize}, + {"GetTextBox" , cdlua5_textbox}, + {"wGetTextBox" , wdlua5_textbox}, + {"GetTextBounds" , cdlua5_textbounds}, + {"wGetTextBounds" , wdlua5_textbounds}, + + /* Vector Text */ + {"VectorText" , cdlua5_vectortext}, + {"wVectorText" , wdlua5_vectortext}, + {"MultiLineVectorText" , cdlua5_multilinevectortext}, + {"wMultiLineVectorText" , wdlua5_multilinevectortext}, + {"VectorTextDirection" , cdlua5_vectortextdirection}, + {"wVectorTextDirection" , wdlua5_vectortextdirection}, + {"VectorTextTransform" , cdlua5_vectortexttransform}, + {"VectorTextSize" , cdlua5_vectortextsize}, + {"wVectorTextSize" , wdlua5_vectortextsize}, + {"VectorCharSize" , cdlua5_vectorcharsize}, + {"wVectorCharSize" , wdlua5_vectorcharsize}, + {"VectorFont" , cdlua5_vectorfont}, + {"GetVectorTextSize" , cdlua5_getvectortextsize}, + {"wGetVectorTextSize" , wdlua5_getvectortextsize}, + {"VectorTextBounds" , cdlua5_vectortextbounds}, + {"wVectorTextBounds" , wdlua5_vectortextbounds}, + + /* Client Images */ + {"GetImageRGB" , cdlua5_getimagergb}, + {"PutImageRectRGB" , cdlua5_putimagerectrgb}, + {"wPutImageRectRGB" , wdlua5_putimagerectrgb}, + {"PutImageRectRGBA" , cdlua5_putimagerectrgba}, + {"wPutImageRectRGBA", wdlua5_putimagerectrgba}, + {"PutImageRectMap" , cdlua5_putimagerectmap}, + {"wPutImageRectMap" , wdlua5_putimagerectmap}, + {"GetBitmap" , cdlua5_getbitmap}, + {"PutBitmap" , cdlua5_putbitmap}, + {"wPutBitmap" , wdlua5_putbitmap}, + + /* Server Images */ + {"CreateImage" , cdlua5_createimage}, + {"GetImage" , cdlua5_getimage}, + {"PutImageRect" , cdlua5_putimagerect}, + {"wPutImageRect" , wdlua5_putimagerect}, + {"ScrollArea" , cdlua5_scrollarea}, + + /* Other */ + {"Play" , cdlua5_play}, + + /* Color Coding */ + {"GetColorPlanes" , cdlua5_getcolorplanes}, + + /* Palette */ + {"Palette" , cdlua5_palette}, + + /* Polygon */ + {"Begin" , cdlua5_begin}, + {"Vertex" , cdlua5_vertex}, + {"wVertex" , wdlua5_vertex}, + {"fVertex" , cdlua5_fvertex}, + {"End" , cdlua5_end}, + + {"__eq", cdluaCanvas_eq}, + {"__tostring", cdluaCanvas_tostring}, + + {NULL, NULL}, +}; + +static const struct luaL_reg cdlib_canvas[] = { + /* Initialization */ + {"CreateCanvas" , cdlua5_createcanvas}, + {"KillCanvas" , cdlua5_killcanvas}, + {"GetContext" , cdlua5_getcontext}, /* compatibility name */ + {"ImageRGB" , cdlua5_imagergb}, + {"ImageRGBBitmap" , cdlua5_imagergbbitmap}, + {NULL, NULL}, +}; + +void cdlua_open_canvas (lua_State *L) +{ + /* "cd" table is at the top of the stack */ + + /* Object Oriented Access */ + luaL_newmetatable(L, "cdCanvas"); /* create new metatable for cdCanvas handles */ + lua_pushliteral(L, "__index"); + lua_pushvalue(L, -2); /* push metatable */ + lua_rawset(L, -3); /* metatable.__index = metatable */ + luaL_register(L, NULL, cdlib_canvas_meta); /* register methods */ + lua_pop(L, 1); /* removes the metatable from the top of the stack */ + + luaL_register(L, NULL, cdlib_canvas); +} -- cgit v1.2.3