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-rwxr-xr-xiup/test/canvas.c346
1 files changed, 346 insertions, 0 deletions
diff --git a/iup/test/canvas.c b/iup/test/canvas.c
new file mode 100755
index 0000000..d13945c
--- /dev/null
+++ b/iup/test/canvas.c
@@ -0,0 +1,346 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include "iup.h"
+#include "iupkey.h"
+
+static unsigned char matrx_img_cur_excel[15*15] =
+ {
+ 0,0,0,0,1,1,1,1,1,1,0,0,0,0,0,
+ 0,0,0,0,1,2,2,2,2,1,1,0,0,0,0,
+ 0,0,0,0,1,2,2,2,2,1,1,0,0,0,0,
+ 0,0,0,0,1,2,2,2,2,1,1,0,0,0,0,
+ 1,1,1,1,1,2,2,2,2,1,1,1,1,1,0,
+ 1,2,2,2,2,2,2,2,2,2,2,2,2,1,1,
+ 1,2,2,2,2,2,2,2,2,2,2,2,2,1,1,
+ 1,2,2,2,2,2,2,2,2,2,2,2,2,1,1,
+ 1,1,1,1,1,2,2,2,2,1,1,1,1,1,1,
+ 0,1,1,1,1,2,2,2,2,1,1,1,1,1,1,
+ 0,0,0,0,1,2,2,2,2,1,1,0,0,0,0,
+ 0,0,0,0,1,2,2,2,2,1,1,0,0,0,0,
+ 0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,
+ 0,0,0,0,0,1,1,1,1,1,1,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
+ };
+
+static unsigned char pixmap_cursor [ ] =
+{
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,2,2,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,1,1,1,1,2,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,1,1,1,1,2,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,1,1,1,1,1,2,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,2,1,1,1,1,1,1,2,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,2,1,1,1,1,1,2,2,2,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,2,1,1,1,1,1,2,0,0,2,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,2,1,1,1,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
+} ;
+
+//#define USE_GTK
+
+/* draw a rectangle that has w=600 always, white background and a red X */
+#ifdef USE_GTK
+#include <gtk/gtk.h>
+static void drawTest(Ihandle *ih, int posx)
+{
+ GtkWidget* widget = (GtkWidget*)IupGetAttribute(ih, "WID");
+ gdk_draw_arc (widget->window,
+ widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
+ TRUE,
+ 0, 0, widget->allocation.width, widget->allocation.height,
+ 0, 64 * 360);
+}
+#else
+#ifdef WIN32
+#undef _WIN32_WINNT
+#define _WIN32_WINNT 0x0500
+#include <windows.h>
+static void drawTest(Ihandle *ih, int posx)
+{
+ RECT rect;
+ int w, h;
+ HWND hWnd = (HWND)IupGetAttribute(ih, "HWND");
+ HDC hDC = GetDC(hWnd);
+
+ IupGetIntInt(ih, "DRAWSIZE", &w, &h);
+
+ SetRect(&rect, 0, 0, w, h);
+ FillRect(hDC, &rect, GetStockObject(WHITE_BRUSH));
+
+ SelectObject(hDC, GetStockObject(DC_PEN));
+ SetDCPenColor(hDC, RGB(255, 0, 0));
+
+ w = 600; /* virtual size */
+ MoveToEx(hDC, -posx, 0, NULL);
+ LineTo(hDC, w-posx, h);
+ MoveToEx(hDC, -posx, h, NULL);
+ LineTo(hDC, w-posx, 0);
+
+ ReleaseDC(hWnd, hDC);
+}
+#else
+#include <X11/Xlib.h>
+
+#define xCOLOR8TO16(_x) (_x*257) /* 65535/255 = 257 */
+static unsigned long xGetPixel(Display* dpy, unsigned char cr, unsigned char cg, unsigned char cb)
+{
+ XColor xc;
+ xc.red = xCOLOR8TO16(cr);
+ xc.green = xCOLOR8TO16(cg);
+ xc.blue = xCOLOR8TO16(cb);
+ xc.flags = DoRed | DoGreen | DoBlue;
+
+ XAllocColor(dpy, DefaultColormap(dpy, XDefaultScreen(dpy)), &xc);
+ return xc.pixel;
+}
+
+static void drawTest(Ihandle *ih, int posx)
+{
+ int w, h;
+ Display* dpy = (Display*)IupGetAttribute(ih, "XDISPLAY"); /* works for Motif and GTK */
+ Drawable wnd = (Drawable)IupGetAttribute(ih, "XWINDOW");
+ GC gc = XCreateGC(dpy, wnd, 0, NULL);
+
+ IupGetIntInt(ih, "DRAWSIZE", &w, &h);
+
+ XSetForeground(dpy, gc, xGetPixel(dpy, 255, 255, 255));
+ XFillRectangle(dpy, wnd, gc, 0, 0, w, h);
+
+ XSetForeground(dpy, gc, xGetPixel(dpy, 255, 0, 0));
+
+ w = 600; /* virtual size */
+ XDrawLine(dpy, wnd, gc, -posx, 0, w-posx, h);
+ XDrawLine(dpy, wnd, gc, -posx, h, w-posx, 0);
+
+ XFreeGC(dpy, gc);
+}
+#endif
+#endif
+
+static int map_cb(Ihandle *ih)
+{
+ printf("MAP_CB()\n");
+ return IUP_DEFAULT;
+}
+
+static int action(Ihandle *ih, float posx, float posy)
+{
+ printf("ACTION(posx=%.2f, posy=%.2f)\n", posx, posy);
+ drawTest(ih, (int)posx);
+ return IUP_DEFAULT;
+}
+
+static int scroll_cb(Ihandle *ih, int op, float posx, float posy)
+{
+ char* op2str[12] = {"SBUP", "SBDN", "SBPGUP", "SBPGDN", "SBPOSV", "SBDRAGV",
+ "SBLEFT", "SBRIGHT", "SBPGLEFT", "SBPGRIGHT", "SBPOSH", "SBDRAGH"};
+ printf("SCROLL_CB(%s, posx=%.2f, posy=%.2f)\n", op2str[op], posx, posy);
+ IupRedraw(ih, 0);
+ return IUP_DEFAULT;
+}
+
+static int dropfiles_cb(Ihandle *ih, const char* filename, int num, int x, int y)
+{
+ printf("DROPFILES_CB(%s, %d, x=%d, y=%d)\n", filename, num, x, y);
+ return IUP_DEFAULT;
+}
+
+static int resize_cb(Ihandle *ih, int w, int h)
+{
+ printf("RESIZE_CB(%d, %d) RASTERSIZE=%s CLIENTSIZE=%s\n", w, h, IupGetAttribute(ih, "RASTERSIZE"), IupGetAttribute(ih, "CLIENTSIZE"));
+
+ /* update page size */
+ IupSetfAttribute(ih, "DX", "%d", w);
+
+ return IUP_DEFAULT;
+}
+
+static int getfocus_cb(Ihandle *ih)
+{
+ printf("GETFOCUS_CB()\n");
+ return IUP_DEFAULT;
+}
+
+static int help_cb(Ihandle* ih)
+{
+ printf("HELP_CB()\n");
+ return IUP_DEFAULT;
+}
+
+static int killfocus_cb(Ihandle *ih)
+{
+ printf("KILLFOCUS_CB()\n");
+ return IUP_DEFAULT;
+}
+
+static int focus_cb(Ihandle *ih, int focus)
+{
+ printf("FOCUS_CB(%d)\n", focus);
+ return IUP_DEFAULT;
+}
+
+static int leavewindow_cb(Ihandle *ih)
+{
+ printf("LEAVEWINDOW_CB()\n");
+ return IUP_DEFAULT;
+}
+
+static int enterwindow_cb(Ihandle *ih)
+{
+ printf("ENTERWINDOW_CB()\n");
+ return IUP_DEFAULT;
+}
+
+static int button_cb(Ihandle *ih,int but,int pressed,int x,int y,char* status)
+{
+ if (but==IUP_BUTTON1 && pressed)
+ IupSetAttribute(ih, "CURSOR", "CROSS");
+ if (but==IUP_BUTTON1 && !pressed)
+ IupSetAttribute(ih, "CURSOR", NULL);
+ printf("BUTTON_CB(but=%c (%d), x=%d, y=%d [%s])\n",(char)but,pressed,x,y, status);
+ return IUP_DEFAULT;
+}
+
+static int wheel_cb(Ihandle *ih,float delta,int x,int y,char* status)
+{
+ printf("WHEEL_CB(delta=%.2f, x=%d, y=%d [%s])\n",delta,x,y, status);
+ return IUP_DEFAULT;
+}
+
+static int motion_cb(Ihandle *ih,int x,int y,char* status)
+{
+ printf("MOTION_CB(x=%d, y=%d [%s])\n",x,y, status);
+ return IUP_DEFAULT;
+}
+
+char *iupKeyCodeToName(int code);
+
+static int k_any(Ihandle *ih, int c)
+{
+ if (c == K_a)
+ IupSetAttribute(ih, "POSX", "100");
+
+ if (iup_isprint(c))
+ printf("K_ANY(%d = %s \'%c\')\n", c, iupKeyCodeToName(c), (char)c);
+ else
+ printf("K_ANY(%d = %s)\n", c, iupKeyCodeToName(c));
+ printf(" MODKEYSTATE(%s)\n", IupGetGlobal("MODKEYSTATE"));
+ return IUP_DEFAULT;
+}
+
+static int keypress_cb(Ihandle *ih, int c, int pressed)
+{
+ if (iup_isprint(c))
+ printf("KEYPRESS_CB(%d = %s \'%c\' (%d))\n", c, iupKeyCodeToName(c), (char)c, pressed);
+ else
+ printf("KEYPRESS_CB(%d = %s (%d))\n", c, iupKeyCodeToName(c), pressed);
+ return IUP_DEFAULT;
+}
+
+void CanvasTest(void)
+{
+ Ihandle *dlg, *canvas, *box, *image;
+
+ //image = IupImage(32, 32, pixmap_cursor);
+ //IupSetAttribute(image, "1", "255 0 0");
+ //IupSetAttribute(image, "2", "128 0 0");
+ //IupSetAttribute(image, "HOTSPOT", "21:10");
+
+ image = IupImage(15,15, matrx_img_cur_excel);
+ IupSetAttribute (image, "0", "BGCOLOR");
+ IupSetAttribute (image, "1", "0 0 0");
+ IupSetAttribute (image, "2", "255 255 255");
+ IupSetAttribute (image, "HOTSPOT", "7:7");
+
+ box = IupVbox(NULL);
+ IupSetAttribute(box, "MARGIN", "5x5");
+
+ canvas = IupCanvas(NULL);
+ IupAppend(box, canvas);
+ IupSetAttribute(canvas, "RASTERSIZE", "300x200");
+ IupSetAttribute(canvas, "TIP", "Canvas Tip");
+ IupSetAttribute(canvas, "SCROLLBAR", "YES");
+// IupSetAttribute(canvas, "XAUTOHIDE", "NO");
+ IupSetAttribute(canvas, "XMAX", "600");
+ IupSetAttribute(canvas, "DX", "300"); /* use a 1x1 scale, this value is updated in RESIZE_CB,
+ so when the canvas is larger than 600
+ it will hide the scrollbar */
+ IupSetAttributeHandle(canvas, "CURSOR", image);
+
+// IupSetAttribute(canvas, "BORDER", "NO");
+// IupSetAttribute(canvas, "CURSOR", "CROSS");
+
+ IupSetCallback(canvas, "MAP_CB", (Icallback)map_cb);
+
+ IupSetCallback(canvas, "KEYPRESS_CB", (Icallback)keypress_cb);
+ IupSetCallback(canvas, "K_ANY", (Icallback)k_any);
+ IupSetCallback(canvas, "HELP_CB", (Icallback)help_cb);
+
+ IupSetCallback(canvas, "GETFOCUS_CB", (Icallback)getfocus_cb);
+ IupSetCallback(canvas, "KILLFOCUS_CB", (Icallback)killfocus_cb);
+ IupSetCallback(canvas, "FOCUS_CB", (Icallback)focus_cb);
+ IupSetCallback(canvas, "ENTERWINDOW_CB", (Icallback)enterwindow_cb);
+ IupSetCallback(canvas, "LEAVEWINDOW_CB", (Icallback)leavewindow_cb);
+
+ IupSetCallback(canvas, "BUTTON_CB", (Icallback)button_cb);
+// IupSetCallback(canvas, "MOTION_CB", (Icallback)motion_cb);
+ IupSetCallback(canvas, "SCROLL_CB", (Icallback)scroll_cb);
+// IupSetCallback(canvas, "WHEEL_CB", (Icallback)wheel_cb);
+
+ IupSetCallback(canvas, "RESIZE_CB", (Icallback)resize_cb);
+// IupSetAttribute(canvas, "BGCOLOR", "255 128 128");
+ IupSetCallback(canvas, "ACTION", (Icallback)action);
+
+ // Windows and GTK Only
+ IupSetCallback(canvas, "DROPFILES_CB", (Icallback)dropfiles_cb);
+
+//{
+// Ihandle* cnv = IupCanvas(NULL);
+// IupAppend(box, cnv);
+// IupSetAttribute(cnv, "RASTERSIZE", "300x200");
+// IupSetAttribute(cnv, "CURSOR", "NONE");
+//}
+
+ dlg = IupDialog(box);
+ IupSetAttribute(dlg, "TITLE", "IupCanvas Test");
+
+ IupShow(dlg);
+ IupSetAttribute(canvas, "RASTERSIZE", NULL); /* release the minimum limitation */
+}
+
+#ifndef BIG_TEST
+int main(int argc, char* argv[])
+{
+ IupOpen(&argc, &argv);
+
+ CanvasTest();
+
+ IupMainLoop();
+
+ IupClose();
+
+ return EXIT_SUCCESS;
+}
+#endif
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