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https://github.com/ultimatepp/ultimatepp.git
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102 lines
2.5 KiB
C++
102 lines
2.5 KiB
C++
#include <CtrlLib/CtrlLib.h>
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#include <RichEdit/RichEdit.h>
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using namespace Upp;
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void TestDraw(Draw& w)
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{
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w.DrawRect(0, 0, 10000, 10000, WhiteGray());
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w.DrawRect(0, 0, 100, 100, Yellow());
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w.DrawLine(10, 40, 400, 20, 3, Blue());
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w.DrawImage(0, 0, CtrlImg::exclamation());
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w.Clipoff(50, 50, 30, 30);
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w.DrawImage(0, 0, CtrlImg::exclamation());
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w.End();
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w.DrawImage(50, 50 + 32, CtrlImg::exclamation(), RectC(24, 24, 10, 10));
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w.DrawImage(150, 50, CtrlImg::exclamation(), Red());
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w.DrawImage(150, 50 + 32, CtrlImg::exclamation(), RectC(24, 24, 10, 10), Red());
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// w.DrawText(20, 20, "Hello GTK!", Roman(50));
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w.Offset(150, 50);
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const char *text = "Programming is fun";
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Font fnt(Roman(60));
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FontInfo fi = fnt.Info();
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int x = 0;
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Vector<int> dx;
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for(const char *s = text; *s; s++) {
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int width = fi[*s];
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w.DrawRect(x, 0, width - 1, fi.GetAscent(), Color(255, 255, 200));
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w.DrawRect(x, fi.GetAscent(), width - 1, fi.GetDescent(), Color(255, 200, 255));
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w.DrawRect(x + width - 1, 0, 1, fi.GetHeight(), Black());
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dx.Add(width + 4);
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x += width;
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}
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w.DrawRect(0, 0, 4, 4, Black());
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w.DrawText(0, 0, text, fnt);
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w.DrawText(0, 70, text, fnt, Blue(), dx.GetCount(), dx.Begin());
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w.DrawRect(50, 400, 2, 2, Black());
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w.DrawText(50, 400, 200, "Angled text", Arial(50).Underline(), Red());
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w.DrawRect(600, 400, 2, 2, Black());
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w.DrawText(600, 400, 1000, "Angled text", Arial(50).Underline(), Black());
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w.End();
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}
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static gboolean on_expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data)
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{
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SystemDraw w(gdk_cairo_create(widget->window));
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TestDraw(w);
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cairo_destroy(w);
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return FALSE;
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}
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GUI_APP_MAIN
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{
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Ctrl myapp;
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{
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ImageDraw w(1000, 1000);
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TestDraw(w);
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PNGEncoder().SaveFile("/home/cxl/test.png", w);
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}
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{
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ImageDraw w(1000, 1000);
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TestDraw(w);
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for(int i = 0; i < 100; i++)
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w.Alpha().DrawRect(i * 10, 0, 10, 1000, GrayColor(255 - i));
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PNGEncoder().SaveFile("/home/cxl/test_alpha.png", w);
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}
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GtkWidget *window;
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// window = gtk_window_new(GTK_WINDOW_POPUP);
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window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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gtk_window_set_default_size((GtkWindow *)window, 1000, 600);
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GtkWidget *darea = gtk_drawing_area_new();
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gtk_container_add(GTK_CONTAINER (window), darea);
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gtk_widget_set_events(darea, 0xffffffff);
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g_signal_connect(darea, "expose-event", G_CALLBACK(on_expose_event), &myapp);
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// g_signal_connect(window, "expose-event", G_CALLBACK(on_expose_event), NULL);
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g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
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gtk_widget_show_all(window);
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Ctrl::EventLoop(&myapp);
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// gtk_main();
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}
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