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-rw-r--r--src/lua5/cdlua5_active.c2163
1 files changed, 2163 insertions, 0 deletions
diff --git a/src/lua5/cdlua5_active.c b/src/lua5/cdlua5_active.c
new file mode 100644
index 0000000..ad4398e
--- /dev/null
+++ b/src/lua5/cdlua5_active.c
@@ -0,0 +1,2163 @@
+/** \file
+ * \brief Lua Binding of the OLD API that needs an active canvas
+ *
+ * See Copyright Notice in cd.h
+ */
+
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#ifdef CD_NO_OLD_INTERFACE
+#undef CD_NO_OLD_INTERFACE
+#endif
+
+#include "cd.h"
+#include "wd.h"
+#include "cdirgb.h"
+
+#include <lua.h>
+#include <lauxlib.h>
+
+#include "cdlua.h"
+#include "cdlua5_private.h"
+#include "cdvoid5.h"
+
+
+void cdlua_kill_active(lua_State * L, cdCanvas* canvas)
+{
+ cdluaLuaState* cdL = cdlua_getstate(L);
+ cdCanvas* void_canvas = cdL->void_canvas;
+
+ /* find out about the currently active canvas */
+ cdCanvas *current_canvas = cdActiveCanvas();
+
+ /* this should never happen, unless the user did it on purpouse! */
+ if (canvas == void_canvas)
+ luaL_error(L, "trying to kill the void canvas");
+
+ /* if the user killed the currently active canvas, activate void canvas */
+ if (canvas == current_canvas)
+ cdActivate(void_canvas);
+}
+
+/***************************************************************************\
+* Activates a cd canvas. *
+\***************************************************************************/
+static int cdlua5_activate(lua_State * L)
+{
+ cdCanvas* canvas;
+
+ /* if canvas is nil, activate a void canvas */
+ if (lua_isnil(L, 1))
+ {
+ cdluaLuaState* cdL = cdlua_getstate(L);
+ cdCanvas* void_canvas = cdL->void_canvas;
+ lua_pushnumber(L, cdActivate(void_canvas));
+ return 1;
+ }
+
+ canvas = cdlua_checkcanvas(L, 1);
+ lua_pushnumber(L, cdActivate(canvas));
+ return 1;
+}
+
+/***************************************************************************\
+* Returns the active canvas. *
+\***************************************************************************/
+static int cdlua5_activecanvas(lua_State* L)
+{
+ cdCanvas* canvas = cdActiveCanvas();
+ if (canvas)
+ cdlua_pushcanvas(L, canvas);
+ else
+ lua_pushnil(L);
+
+ return 1;
+}
+
+/***************************************************************************\
+* cd.Simulate(mode: number) -> (old_mode: number) *
+\***************************************************************************/
+static int cdlua5_simulate(lua_State *L)
+{
+ lua_pushnumber(L, cdSimulate(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* Control *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.Clear() *
+\***************************************************************************/
+static int cdlua5_clear(lua_State *L)
+{
+ (void)L;
+ cdClear();
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Flush() *
+\***************************************************************************/
+static int cdlua5_flush(lua_State *L)
+{
+ (void)L;
+ cdFlush();
+ return 0;
+}
+
+static int cdlua5_savestate(lua_State *L)
+{
+ cdState* state = cdSaveState();
+ if (state)
+ cdlua_pushstate(L, state);
+ else
+ lua_pushnil(L);
+ return 1;
+}
+
+static int cdlua5_restorestate(lua_State * L)
+{
+ cdRestoreState(cdlua_checkstate(L, 1));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.SetAttribute(name, data: string) *
+\***************************************************************************/
+
+static int cdlua_isuserdata(const char* name)
+{
+ if (strcmp(name, "HDC")==0) return 1;
+ if (strcmp(name, "GC")==0) return 1;
+ return 0;
+}
+
+static int cdlua5_setattribute(lua_State *L)
+{
+ const char* name = luaL_checkstring(L, 1);
+
+ if (lua_isnil(L, 2))
+ {
+ cdSetAttribute(name, NULL);
+ }
+ else
+ {
+ char* data;
+ if (cdlua_isuserdata(name))
+ data = (char*) lua_touserdata(L, 2);
+ else
+ data = (char*) luaL_checkstring(L, 2);
+ cdSetAttribute(name, data);
+ }
+ return 0;
+}
+
+
+/***************************************************************************\
+* cd.SetAttribute(name: string) -> (data: string) *
+\***************************************************************************/
+static int cdlua5_getattribute(lua_State *L)
+{
+ char* name = (char *)luaL_checkstring(L, 1);
+ char* data = cdGetAttribute(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;
+
+ cdGetCanvasSize(&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)
+{
+ int y = luaL_checkint(L, 1);
+ cdUpdateYAxis(&y);
+ lua_pushnumber(L, y);
+ return 1;
+}
+
+/***************************************************************************\
+* cd.MM2Pixel(mm_dx, mm_dy: number) -> (dx, dy: number) *
+\***************************************************************************/
+static int cdlua5_mm2pixel(lua_State *L)
+{
+ double mm_dx_d, mm_dy_d;
+ int dx, dy;
+
+ mm_dx_d = luaL_checknumber(L,1);
+ mm_dy_d = luaL_checknumber(L,2);
+
+ cdMM2Pixel(mm_dx_d, mm_dy_d, &dx, &dy);
+ lua_pushnumber(L, dx);
+ lua_pushnumber(L, dy);
+ return 2;
+}
+
+/***************************************************************************\
+* cd.Pixel2MM(dx, dy: number) -> (mm_dx, mm_dy: number) *
+\***************************************************************************/
+static int cdlua5_pixel2mm(lua_State *L)
+{
+ double mm_dx_d, mm_dy_d;
+ int dx, dy;
+
+ dx = luaL_checkint(L,1);
+ dy = luaL_checkint(L,2);
+
+ cdPixel2MM(dx, dy, &mm_dx_d, &mm_dy_d);
+ lua_pushnumber(L, mm_dx_d);
+ lua_pushnumber(L, mm_dy_d);
+ return 2;
+}
+
+/***************************************************************************\
+* cd.Origin(x, y: number) *
+\***************************************************************************/
+static int cdlua5_origin(lua_State *L)
+{
+ cdOrigin(luaL_checkint(L,1), luaL_checkint(L,2));
+ return 0;
+}
+
+
+
+/***************************************************************************\
+* World Coordinates *
+\***************************************************************************/
+
+/***************************************************************************\
+* wd.Window(xmin, xmax, ymin, ymax: number) *
+\***************************************************************************/
+static int wdlua5_window(lua_State *L)
+{
+ double xmin = luaL_checknumber(L, 1);
+ double xmax = luaL_checknumber(L, 2);
+ double ymin = luaL_checknumber(L, 3);
+ double ymax = luaL_checknumber(L, 4);
+ wdWindow(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;
+
+ wdGetWindow(&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, 1);
+ int xmax = luaL_checkint(L, 2);
+ int ymin = luaL_checkint(L, 3);
+ int ymax = luaL_checkint(L, 4);
+ wdViewport(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;
+
+ wdGetViewport(&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, 1);
+ yw_d = luaL_checknumber(L, 2);
+
+ wdWorld2Canvas(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, 1);
+ yv_i = luaL_checkint(L, 2);
+
+ wdCanvas2World(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 = cdForeground(color_i);
+ lua_pushlightuserdata(L, (void*)color_i);
+ return 1;
+}
+
+/***************************************************************************\
+* cd.Background(color) -> color *
+\***************************************************************************/
+static int cdlua5_background(lua_State *L)
+{
+ long int color_i = cdlua_checkcolor(L, 1);
+ color_i = cdBackground(color_i);
+ lua_pushlightuserdata(L, (void*) color_i);
+ return 1;
+}
+
+/***************************************************************************\
+* cd.WriteMode(mode: number) -> (old_mode: number) *
+\***************************************************************************/
+static int cdlua5_writemode(lua_State *L)
+{
+ lua_pushnumber(L, cdWriteMode(luaL_checkint(L, 1)));
+ return 1;
+}
+
+
+
+/***************************************************************************\
+* Clipping *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.Clip(mode: number) -> (old_mode: number) *
+\***************************************************************************/
+static int cdlua5_clip(lua_State *L)
+{
+ lua_pushnumber(L, cdClip(luaL_checkint(L,1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.ClipArea(xmin, xmax, ymin, ymax: number) *
+\***************************************************************************/
+static int cdlua5_cliparea(lua_State *L)
+{
+ int xmin = luaL_checkint(L, 1);
+ int xmax = luaL_checkint(L, 2);
+ int ymin = luaL_checkint(L, 3);
+ int ymax = luaL_checkint(L, 4);
+
+ cdClipArea(xmin, xmax, ymin, ymax);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wClipArea(xmin, xmax, ymin, ymax: number) *
+\***************************************************************************/
+static int wdlua5_cliparea(lua_State *L)
+{
+ double xmin = luaL_checknumber(L, 1);
+ double xmax = luaL_checknumber(L, 2);
+ double ymin = luaL_checknumber(L, 3);
+ double ymax = luaL_checknumber(L, 4);
+
+ wdClipArea(xmin, xmax, ymin, ymax);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.GetClipArea() -> (xmin, xmax, ymin, ymax, status: number) *
+\***************************************************************************/
+static int cdlua5_getcliparea(lua_State *L)
+{
+ int xmin, xmax, ymin, ymax;
+ int status;
+
+ status = cdGetClipArea(&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;
+}
+
+/***************************************************************************\
+* cd.wGetClipArea() -> (xmin, xmax, ymin, ymax, status: number) *
+\***************************************************************************/
+static int wdlua5_getcliparea(lua_State *L)
+{
+ double xmin, xmax, ymin, ymax;
+ int status;
+
+ status = wdGetClipArea(&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;
+}
+
+/***************************************************************************\
+* cd.GetClipPoly() -> (n: number, points: table) *
+\***************************************************************************/
+static int cdlua5_getclippoly(lua_State *L)
+{
+ int n, i;
+ int *pts;
+
+ pts = cdGetClipPoly(&n);
+ if (pts)
+ {
+ lua_pushnumber(L, n);
+
+ lua_newtable(L);
+ for (i=0; i < 2*n; i++)
+ {
+ lua_pushnumber(L, i+1);
+ lua_pushnumber(L, pts[i]);
+ lua_settable(L, -3);
+ }
+
+ return 2;
+ }
+ else
+ {
+ lua_pushnil(L);
+ return 1;
+ }
+}
+
+/***************************************************************************\
+* cd.wGetClipPoly() -> (n: number, points: table) *
+\***************************************************************************/
+static int wdlua5_getclippoly(lua_State *L)
+{
+ int n, i;
+ double *pts;
+
+ pts = wdGetClipPoly(&n);
+ if (pts)
+ {
+ lua_pushnumber(L, n);
+
+ lua_newtable(L);
+ for (i=0; i < 2*n; i++)
+ {
+ lua_pushnumber(L, i+1);
+ lua_pushnumber(L, pts[i]);
+ lua_settable(L,-3);
+ }
+
+ return 2;
+ }
+ else
+ {
+ lua_pushnil(L);
+ return 1;
+ }
+}
+
+
+/***************************************************************************\
+* Regions *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.RegionCombineMode(mode: number) -> (old_mode: number) *
+\***************************************************************************/
+static int cdlua5_regioncombinemode(lua_State *L)
+{
+ lua_pushnumber(L, cdRegionCombineMode(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.PointInRegion(x, y: number) -> (status: number) *
+\***************************************************************************/
+static int cdlua5_pointinregion(lua_State *L)
+{
+ lua_pushnumber(L, cdPointInRegion(luaL_checkint(L, 1),luaL_checkint(L, 2)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.wPointInRegion(x, y: number) -> (status: number) *
+\***************************************************************************/
+static int wdlua5_pointinregion(lua_State *L)
+{
+ lua_pushnumber(L, wdPointInRegion(luaL_checknumber(L, 1), luaL_checknumber(L, 2)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.OffsetRegion(dx, dy: number) *
+\***************************************************************************/
+static int cdlua5_offsetregion(lua_State *L)
+{
+ cdOffsetRegion(luaL_checkint(L, 1), luaL_checkint(L, 2));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wOffsetRegion(dx, dy: number) *
+\***************************************************************************/
+static int wdlua5_offsetregion(lua_State *L)
+{
+ wdOffsetRegion(luaL_checknumber(L, 1), luaL_checknumber(L, 2));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.RegionBox() -> (xmin, xmax, ymin, ymax, status: number) *
+\***************************************************************************/
+static int cdlua5_regionbox(lua_State *L)
+{
+ int xmin, xmax, ymin, ymax;
+
+ cdRegionBox(&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;
+
+ wdRegionBox(&xmin, &xmax, &ymin, &ymax);
+ lua_pushnumber(L, xmin);
+ lua_pushnumber(L, xmax);
+ lua_pushnumber(L, ymin);
+ lua_pushnumber(L, ymax);
+ return 4;
+}
+
+
+
+/***************************************************************************\
+* Primitives *
+\***************************************************************************/
+
+
+
+/***************************************************************************\
+* Marks *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.Pixel(x, y: number, color) *
+\***************************************************************************/
+static int cdlua5_pixel (lua_State *L)
+{
+ cdPixel(luaL_checkint(L, 1), luaL_checkint(L, 2), cdlua_checkcolor(L, 3));
+ return 0 ;
+}
+
+/***************************************************************************\
+* cd.wPixel(x, y: number, color) *
+\***************************************************************************/
+static int wdlua5_pixel (lua_State *L)
+{
+ wdPixel(luaL_checknumber(L, 1), luaL_checknumber(L, 2), cdlua_checkcolor(L, 3));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Mark(x, y: number) *
+\***************************************************************************/
+static int cdlua5_mark(lua_State *L)
+{
+ cdMark(luaL_checkint(L,1), luaL_checkint(L,2));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wMark(x, y: number) *
+\***************************************************************************/
+static int wdlua5_mark(lua_State *L)
+{
+ wdMark(luaL_checknumber(L, 1), luaL_checknumber(L, 2));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.MarkType(type: number) -> (old_type: number) *
+\***************************************************************************/
+static int cdlua5_marktype(lua_State *L)
+{
+ lua_pushnumber(L, cdMarkType(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.MarkSize(size: number) -> (old_size: number) *
+\***************************************************************************/
+static int cdlua5_marksize(lua_State *L)
+{
+ lua_pushnumber(L, cdMarkSize(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.wMarkSize(size: number) -> (old_size: number) *
+\***************************************************************************/
+static int wdlua5_marksize(lua_State *L)
+{
+ lua_pushnumber(L, wdMarkSize(luaL_checknumber(L, 1)));
+ return 1;
+}
+
+
+
+/***************************************************************************\
+* Lines *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.Line(x1, y1, x2, y2: number) *
+\***************************************************************************/
+static int cdlua5_line(lua_State *L)
+{
+ int x1 = luaL_checkint(L,1);
+ int y1 = luaL_checkint(L,2);
+ int x2 = luaL_checkint(L,3);
+ int y2 = luaL_checkint(L,4);
+ cdLine(x1, y1, x2, y2);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wLine(x1, y1, x2, y2: number) *
+\***************************************************************************/
+static int wdlua5_line(lua_State *L)
+{
+ double x1 = luaL_checknumber(L, 1);
+ double y1 = luaL_checknumber(L, 2);
+ double x2 = luaL_checknumber(L, 3);
+ double y2 = luaL_checknumber(L, 4);
+ wdLine(x1, y1, x2, y2);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Rect(xmin, xmax, ymin, ymax: number) *
+\***************************************************************************/
+static int cdlua5_rect(lua_State *L)
+{
+ int xmin = luaL_checkint(L,1);
+ int xmax = luaL_checkint(L,2);
+ int ymin = luaL_checkint(L,3);
+ int ymax = luaL_checkint(L,4);
+ cdRect(xmin, xmax, ymin, ymax);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wRect(xmin, xmax, ymin, ymax: number) *
+\***************************************************************************/
+static int wdlua5_rect(lua_State *L)
+{
+ double xmin = luaL_checknumber(L, 1);
+ double xmax = luaL_checknumber(L, 2);
+ double ymin = luaL_checknumber(L, 3);
+ double ymax = luaL_checknumber(L, 4);
+ wdRect(xmin,xmax,ymin,ymax);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Arc(xc, yc, w, h, angle1, angle2: number) *
+\***************************************************************************/
+static int cdlua5_arc(lua_State *L)
+{
+ int xc = luaL_checkint(L,1);
+ int yc = luaL_checkint(L,2);
+ int w = luaL_checkint(L,3);
+ int h = luaL_checkint(L,4);
+ double angle1 = luaL_checknumber(L,5);
+ double angle2 = luaL_checknumber(L,6);
+ cdArc(xc, yc, w, h, angle1, angle2);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wArc(xc, yc, w, h, angle1, angle2: number) *
+\***************************************************************************/
+static int wdlua5_arc(lua_State *L)
+{
+ double xc = luaL_checknumber(L, 1);
+ double yc = luaL_checknumber(L, 2);
+ double w = luaL_checknumber(L, 3);
+ double h = luaL_checknumber(L, 4);
+ double angle1 = luaL_checknumber(L, 5);
+ double angle2 = luaL_checknumber(L, 6);
+ wdArc(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, cdLineStyle(luaL_checkint(L, 1)));
+ 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, 1))
+ luaL_argerror(L, 1, "invalid dashes, must be a table");
+
+ dashes_count = luaL_checkint(L, 2);
+ dashes_int = (int*) malloc(dashes_count * sizeof(int));
+
+ for (i=0; i < dashes_count; i++)
+ {
+ lua_pushnumber(L, i+1);
+ lua_gettable(L,1);
+
+ dashes_int[i] = luaL_checkint(L,-1);
+ }
+
+ cdLineStyleDashes(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, cdLineWidth(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.wLineWidth(width: number) -> (old_width: number) *
+\***************************************************************************/
+static int wdlua5_linewidth(lua_State *L)
+{
+ lua_pushnumber(L, wdLineWidth(luaL_checknumber(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.LineJoin(style: number) -> (old_style: number) *
+\***************************************************************************/
+static int cdlua5_linejoin(lua_State *L)
+{
+ lua_pushnumber(L, cdLineJoin(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.LineCap(style: number) -> (old_style: number) *
+\***************************************************************************/
+static int cdlua5_linecap(lua_State *L)
+{
+ lua_pushnumber(L, cdLineCap(luaL_checkint(L, 1)));
+ return 1;
+}
+
+
+
+/***************************************************************************\
+* Filled Areas *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.Box(xmin, xmax, ymin, ymax: number) *
+\***************************************************************************/
+static int cdlua5_box(lua_State *L)
+{
+ int xmin = luaL_checkint(L, 1);
+ int xmax = luaL_checkint(L, 2);
+ int ymin = luaL_checkint(L, 3);
+ int ymax = luaL_checkint(L, 4);
+ cdBox(xmin, xmax, ymin, ymax);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wBox(xmin, xmax, ymin, ymax: number) *
+\***************************************************************************/
+static int wdlua5_box(lua_State *L)
+{
+ double xmin = luaL_checknumber(L, 1);
+ double xmax = luaL_checknumber(L, 2);
+ double ymin = luaL_checknumber(L, 3);
+ double ymax = luaL_checknumber(L, 4);
+ wdBox(xmin, xmax, ymin, ymax);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Sector(xc, yc, w, h, angle1, angle2: number) *
+\***************************************************************************/
+static int cdlua5_sector(lua_State *L)
+{
+ int xc = luaL_checkint(L,1);
+ int yc = luaL_checkint(L,2);
+ int w = luaL_checkint(L,3);
+ int h = luaL_checkint(L,4);
+ double angle1 = luaL_checknumber(L,5);
+ double angle2 = luaL_checknumber(L,6);
+ cdSector(xc, yc, w, h, angle1, angle2);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wSector(xc, yc, w, h, angle1, angle2: number) *
+\***************************************************************************/
+static int wdlua5_sector(lua_State *L)
+{
+ double xc = luaL_checknumber(L, 1);
+ double yc = luaL_checknumber(L, 2);
+ double w = luaL_checknumber(L, 3);
+ double h = luaL_checknumber(L, 4);
+ double angle1 = luaL_checknumber(L, 5);
+ double angle2 = luaL_checknumber(L, 6);
+ wdSector(xc, yc, w, h, angle1, angle2);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Chord(xc, yc, w, h, angle1, angle2: number) *
+\***************************************************************************/
+static int cdlua5_chord(lua_State *L)
+{
+ int xc = luaL_checkint(L,1);
+ int yc = luaL_checkint(L,2);
+ int w = luaL_checkint(L,3);
+ int h = luaL_checkint(L,4);
+ double angle1 = luaL_checknumber(L,5);
+ double angle2 = luaL_checknumber(L,6);
+ cdChord(xc, yc, w, h, angle1, angle2);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wChord(xc, yc, w, h, angle1, angle2: number) *
+\***************************************************************************/
+static int wdlua5_chord(lua_State *L)
+{
+ double xc = luaL_checknumber(L, 1);
+ double yc = luaL_checknumber(L, 2);
+ double w = luaL_checknumber(L, 3);
+ double h = luaL_checknumber(L, 4);
+ double angle1 = luaL_checknumber(L, 5);
+ double angle2 = luaL_checknumber(L, 6);
+ wdChord(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, cdBackOpacity(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.FillMode(mode: number) -> (old_mode: number) *
+\***************************************************************************/
+static int cdlua5_fillmode(lua_State *L)
+{
+ lua_pushnumber(L, cdFillMode(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.InteriorStyle(style: number) -> (old_style: number) *
+\***************************************************************************/
+static int cdlua5_interiorstyle(lua_State *L)
+{
+ lua_pushnumber(L, cdInteriorStyle(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.Hatch(style: number) -> (old_style: number) *
+\***************************************************************************/
+static int cdlua5_hatch(lua_State *L)
+{
+ lua_pushnumber(L, cdHatch(luaL_checkint(L, 1)));
+ return 1;
+}
+
+static int cdlua5_stipple(lua_State *L)
+{
+ cdluaStipple *stipple_p = cdlua_checkstipple(L, 1);
+ cdStipple(stipple_p->width, stipple_p->height, stipple_p->stipple);
+ return 0 ;
+}
+
+static int wdlua5_stipple(lua_State *L)
+{
+ cdluaStipple *stipple_p = cdlua_checkstipple(L, 1);
+ double w_mm = luaL_checknumber(L, 2);
+ double h_mm = luaL_checknumber(L, 3);
+ wdStipple(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 = cdGetStipple(&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, 1);
+ cdPattern(pattern_p->width, pattern_p->height, pattern_p->pattern);
+ return 0;
+}
+
+static int wdlua5_pattern(lua_State *L)
+{
+ cdluaPattern* pattern_p = cdlua_checkpattern(L, 1);
+ double w_mm = luaL_checknumber(L, 2);
+ double h_mm = luaL_checknumber(L, 3);
+ wdPattern(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 = cdGetPattern(&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 *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.Text(x, y: number, text: string) *
+\***************************************************************************/
+static int cdlua5_text(lua_State *L)
+{
+ const char* s = luaL_checkstring(L, 3);
+ cdText(luaL_checkint(L, 1), luaL_checkint(L, 2), s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wText(x, y: number, text: string) *
+\***************************************************************************/
+static int wdlua5_text(lua_State *L)
+{
+ const char* s = luaL_checkstring(L, 3);
+ wdText(luaL_checknumber(L, 1), luaL_checknumber(L, 2), s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Font(typeface, style, size: number) *
+\***************************************************************************/
+static int cdlua5_font(lua_State *L)
+{
+ cdFont(luaL_checkint(L, 1), luaL_checkint(L, 2), luaL_checkint(L, 3));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wFont(typeface, style, size: number) *
+\***************************************************************************/
+static int wdlua5_font(lua_State *L)
+{
+ wdFont(luaL_checkint(L, 1), luaL_checkint(L, 2), luaL_checknumber(L, 3));
+ return 0;
+}
+
+
+/***************************************************************************\
+* cd.GetFont() -> (typeface, style, size: number) *
+\***************************************************************************/
+static int cdlua5_getfont(lua_State *L)
+{
+ int type_face, style, size;
+
+ cdGetFont(&type_face, &style, &size);
+ lua_pushnumber(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)
+{
+ int type_face, style;
+ double size;
+
+ wdGetFont(&type_face, &style, &size);
+ lua_pushnumber(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, cdNativeFont(luaL_checkstring(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.TextAlignment(alignment: number) -> (old_alignment: number) *
+\***************************************************************************/
+static int cdlua5_textalignment(lua_State *L)
+{
+ lua_pushnumber(L, cdTextAlignment(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.TextOrientation(angle: number) -> (old_angle: number) *
+\***************************************************************************/
+static int cdlua5_textorientation(lua_State *L)
+{
+ lua_pushnumber(L, cdTextOrientation(luaL_checknumber(L, 1)));
+ 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;
+
+ cdFontDim(&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;
+
+ wdFontDim(&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;
+
+ const char* text_s = luaL_checkstring(L, 1);
+
+ cdTextSize(text_s, &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;
+
+ const char* text_s = luaL_checkstring(L, 1);
+
+ wdTextSize(text_s, &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, 1);
+ int y = luaL_checkint(L, 2);
+ const char* s = luaL_checkstring(L, 3);
+
+ cdTextBox(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, 1);
+ double y = luaL_checknumber(L, 2);
+ const char* s = luaL_checkstring(L, 3);
+
+ wdTextBox(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, 1);
+ int y = luaL_checkint(L, 2);
+ const char* s = luaL_checkstring(L, 3);
+
+ cdTextBounds(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, 1);
+ double y = luaL_checknumber(L, 2);
+ const char* s = luaL_checkstring(L, 3);
+
+ wdTextBounds(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,3);
+ cdVectorText(luaL_checkint(L, 1), luaL_checkint(L, 2), s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wVectorText(x, y: number, text: string) *
+\***************************************************************************/
+static int wdlua5_vectortext(lua_State *L)
+{
+ const char* s = luaL_checkstring(L, 3);
+ wdVectorText(luaL_checknumber(L, 1), luaL_checknumber(L, 2),s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.MultiLineVectorText(x, y: number, text: string) *
+\***************************************************************************/
+static int cdlua5_multilinevectortext(lua_State *L)
+{
+ const char* s = luaL_checkstring(L, 3);
+ cdMultiLineVectorText(luaL_checkint(L, 1), luaL_checkint(L, 2), s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wMultiLineVectorText(x, y: number, text: string) *
+\***************************************************************************/
+static int wdlua5_multilinevectortext(lua_State *L)
+{
+ const char* s = luaL_checkstring(L, 3);
+ wdMultiLineVectorText(luaL_checknumber(L, 1), luaL_checknumber(L, 2), s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.VectorTextDirection(x1, y1, x2, y2: number) *
+\***************************************************************************/
+static int cdlua5_vectortextdirection(lua_State *L)
+{
+ int x1 = luaL_checkint(L,1);
+ int y1 = luaL_checkint(L,2);
+ int x2 = luaL_checkint(L,3);
+ int y2 = luaL_checkint(L,4);
+ cdVectorTextDirection(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, 1);
+ double y1 = luaL_checknumber(L, 2);
+ double x2 = luaL_checknumber(L, 3);
+ double y2 = luaL_checknumber(L, 4);
+ wdVectorTextDirection(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, 1))
+ luaL_argerror(L, 1, "invalid matrix, must be a table");
+
+ for (i=0; i < 6; i++)
+ {
+ lua_rawgeti(L, 1, 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);
+ }
+
+ old_matrix = cdVectorTextTransform(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, 3);
+ cdVectorTextSize(luaL_checkint(L,1), luaL_checkint(L,2), s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wVectorTextSize(w, h: number, text: string) *
+\***************************************************************************/
+static int wdlua5_vectortextsize(lua_State *L)
+{
+ const char* s = luaL_checkstring(L, 3);
+ wdVectorTextSize(luaL_checknumber(L, 1), luaL_checknumber(L, 2), s);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.VectorTextSize(w, h: number, text: string) *
+\***************************************************************************/
+static int cdlua5_vectorcharsize(lua_State *L)
+{
+ lua_pushnumber(L, cdVectorCharSize(luaL_checkint(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.wVectorTextSize(w, h: number, text: string) *
+\***************************************************************************/
+static int wdlua5_vectorcharsize(lua_State *L)
+{
+ lua_pushnumber(L, wdVectorCharSize(luaL_checknumber(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.VectorFont(filename: string) -> (font_name: string) *
+\***************************************************************************/
+static int cdlua5_vectorfont(lua_State *L)
+{
+ lua_pushstring(L, cdVectorFont(luaL_checkstring(L, 1)));
+ return 1;
+}
+
+/***************************************************************************\
+* cd.GetVectorTextSize(text: string) -> (w, h: number) *
+\***************************************************************************/
+static int cdlua5_getvectortextsize(lua_State *L)
+{
+ int width;
+ int height;
+
+ const char* text_s = luaL_checkstring(L, 1);
+
+ cdGetVectorTextSize(text_s, &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;
+
+ const char* text_s = luaL_checkstring(L, 1);
+
+ wdGetVectorTextSize(text_s, &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, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+ int rect[8], i;
+
+ cdGetVectorTextBounds(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, 1);
+ double x = luaL_checknumber(L, 2);
+ double y = luaL_checknumber(L, 3);
+ double rect[8];
+ int i;
+
+ wdGetVectorTextBounds(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, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+
+ cdGetImageRGB(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, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+ int w = luaL_checkint(L, 4);
+ int h = luaL_checkint(L, 5);
+ int xmin = luaL_checkint(L, 6);
+ int xmax = luaL_checkint(L, 7);
+ int ymin = luaL_checkint(L, 8);
+ int ymax = luaL_checkint(L, 9);
+
+ if (w < 0 || h < 0)
+ luaL_argerror(L, 4, "target region dimensions should be positive integers");
+
+ cdPutImageRectRGB(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, 1);
+ double x = luaL_checknumber(L, 2);
+ double y = luaL_checknumber(L, 3);
+ double w = luaL_checknumber(L, 4);
+ double h = luaL_checknumber(L, 5);
+ int xmin = luaL_checkint(L, 6);
+ int xmax = luaL_checkint(L, 7);
+ int ymin = luaL_checkint(L, 8);
+ int ymax = luaL_checkint(L, 9);
+
+ if (w < 0 || h < 0)
+ luaL_argerror(L, 4, "target region dimensions should be positive integers");
+
+ wdPutImageRectRGB(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, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+ int w = luaL_checkint(L, 4);
+ int h = luaL_checkint(L, 5);
+ int xmin = luaL_checkint(L, 6);
+ int xmax = luaL_checkint(L, 7);
+ int ymin = luaL_checkint(L, 8);
+ int ymax = luaL_checkint(L, 9);
+
+ if (w < 0 || h < 0)
+ luaL_argerror(L, 4, "target region dimensions should be positive integers");
+
+ cdPutImageRectRGBA(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, 1);
+ double x = luaL_checknumber(L, 2);
+ double y = luaL_checknumber(L, 3);
+ double w = luaL_checknumber(L, 4);
+ double h = luaL_checknumber(L, 5);
+ int xmin = luaL_checkint(L, 6);
+ int xmax = luaL_checkint(L, 7);
+ int ymin = luaL_checkint(L, 8);
+ int ymax = luaL_checkint(L, 9);
+
+ if (w < 0 || h < 0)
+ luaL_argerror(L, 4, "target region dimensions should be positive integers");
+
+ wdPutImageRectRGBA(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, 1);
+ cdluaPalette *pal = cdlua_checkpalette(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");
+
+ cdPutImageRectMap(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, 1);
+ cdluaPalette *pal = cdlua_checkpalette(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");
+
+ wdPutImageRectMap(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, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+ int w = luaL_checkint(L, 4);
+ int h = luaL_checkint(L, 5);
+
+ if (w < 0 || h < 0)
+ luaL_argerror(L, 4, "target region dimensions should be positive integers");
+
+ cdPutBitmap(bitmap, x, y, w, h);
+ return 0;
+}
+
+static int wdlua5_putbitmap(lua_State *L)
+{
+ cdBitmap *bitmap = cdlua_checkbitmap(L, 1);
+ double x = luaL_checknumber(L, 2);
+ double y = luaL_checknumber(L, 3);
+ double w = luaL_checknumber(L, 4);
+ double h = luaL_checknumber(L, 5);
+
+ if (w < 0 || h < 0)
+ luaL_argerror(L, 4, "target region dimensions should be positive integers");
+
+ wdPutBitmap(bitmap, x, y, w, h);
+ return 0;
+}
+
+static int cdlua5_getbitmap(lua_State *L)
+{
+ cdBitmap *bitmap = cdlua_checkbitmap(L, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+ cdGetBitmap(bitmap, x, y);
+ return 0;
+}
+
+/***************************************************************************\
+* Server Images. *
+\***************************************************************************/
+
+static int cdlua5_createimage(lua_State *L)
+{
+ cdImage *image;
+ int width = luaL_checkint(L, 1);
+ int height = luaL_checkint(L, 2);
+
+ if (width < 1 || height < 1)
+ luaL_argerror(L, 1, "image dimensions should be positive integers");
+
+ image = cdCreateImage(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, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+ cdGetImage(image, x, y);
+ return 0;
+}
+
+static int cdlua5_putimagerect(lua_State *L)
+{
+ cdImage* image = cdlua_checkimage(L, 1);
+ int x = luaL_checkint(L, 2);
+ int y = luaL_checkint(L, 3);
+ int xmin = luaL_checkint(L, 4);
+ int xmax = luaL_checkint(L, 5);
+ int ymin = luaL_checkint(L, 6);
+ int ymax = luaL_checkint(L, 7);
+ cdPutImageRect(image, x, y, xmin, xmax, ymin, ymax);
+ return 0;
+}
+
+static int wdlua5_putimagerect(lua_State *L)
+{
+ cdImage* image = cdlua_checkimage(L, 1);
+ double x = luaL_checknumber(L, 2);
+ double y = luaL_checknumber(L, 3);
+ int xmin = luaL_checkint(L, 4);
+ int xmax = luaL_checkint(L, 5);
+ int ymin = luaL_checkint(L, 6);
+ int ymax = luaL_checkint(L, 7);
+ wdPutImageRect(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, 1);
+ int xmax = luaL_checkint(L, 2);
+ int ymin = luaL_checkint(L, 3);
+ int ymax = luaL_checkint(L, 4);
+ int dx = luaL_checkint(L, 5);
+ int dy = luaL_checkint(L, 6);
+ cdScrollArea(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, 1);
+ int xmin = luaL_checkint(L,2);
+ int xmax = luaL_checkint(L,3);
+ int ymin = luaL_checkint(L,4);
+ int ymax = luaL_checkint(L,5);
+ const char *data_s = luaL_checkstring(L,6);
+
+ cdlua_setplaystate(L);
+ cdPlay(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, cdGetColorPlanes());
+ return 1;
+}
+
+static int cdlua5_palette(lua_State *L)
+{
+ cdluaPalette *pal = cdlua_checkpalette(L, 1);
+ int mode_i = luaL_checkint(L, 2);
+ cdPalette(pal->count, pal->color, mode_i);
+ return 0;
+}
+
+/***************************************************************************\
+* cd.ImageRGB *
+\***************************************************************************/
+static int cdlua5_imagergb(lua_State *L)
+{
+ cdCanvas *current_canvas;
+ 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;
+
+ current_canvas = cdActiveCanvas();
+ cdActivate(canvas);
+ cdGetCanvasSize(&w, &h, NULL, NULL);
+ cdActivate(current_canvas);
+
+ /* 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)
+{
+ cdCanvas *current_canvas;
+ 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;
+
+ current_canvas = cdActiveCanvas();
+ cdActivate(canvas);
+ cdGetCanvasSize(&w, &h, NULL, NULL);
+ cdActivate(current_canvas);
+
+ 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(void)
+{
+ lua_State* L = wdlua5_hardcopy_luaState;
+ lua_pushvalue(L, 4); /* push the function in the stack */
+ if(lua_pcall(L, 0, 0, 0) != 0)
+ luaL_error(L, "error running function: %s", lua_tostring(L, -1));
+}
+
+static int wdlua5_hardcopy(lua_State *L)
+{
+ cdluaContext* cdlua_ctx = cdlua_getcontext(L, 1);
+ void *data_p = cdlua_ctx->checkdata(L, 2);
+ cdCanvas* canvas = cdlua_checkcanvas(L, 3);
+ luaL_argcheck(L, !lua_isfunction(L, 4), 4, "invalid draw function");
+
+ wdlua5_hardcopy_luaState = L;
+ wdHardcopy(cdlua_ctx->ctx(), data_p, canvas, wdlua5_hardcopy_func);
+
+ return 0;
+}
+
+
+/***************************************************************************\
+* Polygon functions *
+\***************************************************************************/
+
+/***************************************************************************\
+* cd.Begin(mode: number) *
+\***************************************************************************/
+static int cdlua5_begin(lua_State *L)
+{
+ cdBegin(luaL_checkint(L, 1));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.Vertex(x, y: number) *
+\***************************************************************************/
+static int cdlua5_vertex(lua_State *L)
+{
+ cdVertex(luaL_checkint(L, 1), luaL_checkint(L, 2));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.wVertex(x, y: number) *
+\***************************************************************************/
+static int wdlua5_vertex(lua_State *L)
+{
+ wdVertex(luaL_checknumber(L, 1), luaL_checknumber(L, 2));
+ return 0;
+}
+
+/***************************************************************************\
+* cd.End() *
+\***************************************************************************/
+static int cdlua5_end(lua_State *L)
+{
+ (void)L;
+ cdEnd();
+ return 0;
+}
+
+
+/********************************************************************************\
+* CDLua Exported functions *
+\********************************************************************************/
+static const struct luaL_reg cdlib_active[] = {
+
+ /* Initialization */
+ {"Activate" , cdlua5_activate},
+ {"ActiveCanvas" , cdlua5_activecanvas},
+ {"Simulate" , cdlua5_simulate},
+
+ /* Control */
+ {"Clear" , cdlua5_clear},
+ {"Flush" , cdlua5_flush},
+ {"SaveState" , cdlua5_savestate},
+ {"RestoreState" , cdlua5_restorestate},
+ {"SetAttribute" , cdlua5_setattribute},
+ {"GetAttribute" , cdlua5_getattribute},
+
+ /* Coordinate System */
+ {"GetCanvasSize" , cdlua5_getcanvassize},
+ {"UpdateYAxis" , cdlua5_updateyaxis},
+ {"MM2Pixel" , cdlua5_mm2pixel},
+ {"Pixel2MM" , cdlua5_pixel2mm},
+ {"Origin" , cdlua5_origin},
+
+ /* 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},
+ {"WriteMode" , cdlua5_writemode},
+
+ /* Clipping */
+ {"Clip" , cdlua5_clip},
+ {"ClipArea" , cdlua5_cliparea},
+ {"wClipArea" , wdlua5_cliparea},
+ {"GetClipArea" , cdlua5_getcliparea},
+ {"wGetClipArea" , wdlua5_getcliparea},
+ {"GetClipPoly" , cdlua5_getclippoly},
+ {"wGetClipPoly" , wdlua5_getclippoly},
+
+ /* Regions */
+ {"RegionCombineMode" , cdlua5_regioncombinemode},
+ {"PointInRegion" , cdlua5_pointinregion},
+ {"wPointInRegion" , wdlua5_pointinregion},
+ {"OffsetRegion" , cdlua5_offsetregion},
+ {"wOffsetRegion" , wdlua5_offsetregion},
+ {"RegionBox" , cdlua5_regionbox},
+ {"wRegionBox" , 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},
+ {"Rect" , cdlua5_rect},
+ {"wRect" , wdlua5_rect},
+ {"Arc" , cdlua5_arc},
+ {"wArc" , wdlua5_arc},
+ {"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},
+ {"Sector" , cdlua5_sector},
+ {"wSector" , wdlua5_sector},
+ {"Chord" , cdlua5_chord},
+ {"wChord" , wdlua5_chord},
+ {"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},
+ {"Font" , cdlua5_font},
+ {"wFont" , wdlua5_font},
+ {"GetFont" , cdlua5_getfont},
+ {"wGetFont" , wdlua5_getfont},
+ {"NativeFont" , cdlua5_nativefont},
+ {"TextAlignment" , cdlua5_textalignment},
+ {"TextOrientation" , cdlua5_textorientation},
+ {"FontDim" , cdlua5_fontdim},
+ {"wFontDim" , wdlua5_fontdim},
+ {"TextSize" , cdlua5_textsize},
+ {"wTextSize" , wdlua5_textsize},
+ {"TextBox" , cdlua5_textbox},
+ {"wTextBox" , wdlua5_textbox},
+ {"TextBounds" , cdlua5_textbounds},
+ {"wTextBounds" , 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},
+
+ {"ImageRGB" , cdlua5_imagergb},
+ {"ImageRGBBitmap" , cdlua5_imagergbbitmap},
+
+ /* 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},
+ {"End" , cdlua5_end},
+
+ {NULL, NULL},
+};
+
+typedef struct cdlua5_constant {
+ const char *name;
+ lua_Number value;
+} cdlua5_constant;
+
+/* old backward compatible constants */
+static const struct cdlua5_constant cdlibconstant[] = {
+ {"SYSTEM", CD_SYSTEM},
+ {"COURIER", CD_COURIER},
+ {"TIMES_ROMAN", CD_TIMES_ROMAN},
+ {"HELVETICA", CD_HELVETICA},
+ {"NATIVE", CD_NATIVE},
+ {"CLIPON", CD_CLIPON},
+ {"CENTER_BASE", CD_CENTER_BASE},
+ {"LEFT_BASE", CD_LEFT_BASE},
+ {"RIGHT_BASE", CD_RIGHT_BASE},
+ {"ITALIC_BOLD", CD_ITALIC_BOLD},
+
+ {NULL, -1}
+};
+
+static void initconst(lua_State *L)
+{
+ const cdlua5_constant *l = cdlibconstant;
+ for (; l->name; l++) {
+ lua_pushstring(L, l->name);
+ lua_pushnumber(L, l->value);
+ lua_settable(L, -3);
+ }
+}
+
+void cdlua_open_active (lua_State *L, cdluaLuaState* cdL)
+{
+ /* "cd" table is at the top of the stack */
+ luaL_register(L, NULL, cdlib_active);
+ initconst(L);
+
+ cdL->void_canvas = cdCreateCanvas(CD_VOID, NULL);
+ cdlua_setvoidstate(cdL->void_canvas, L);
+ cdActivate(cdL->void_canvas);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-29 07:40:18 +0000