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152 lines
3 KiB
C++
152 lines
3 KiB
C++
#include "GtkApp.h"
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void GtkDraw::SetColor(Color c)
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{
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cairo_set_source_rgb(cr, c.GetR() / 255.0, c.GetG() / 255.0, c.GetB() / 255.0);
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}
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dword GtkDraw::GetInfo() const
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{
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return 0;
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}
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Point GtkDraw::GetOffset() const
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{
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return offset.GetCount() ? offset.Top() : Point(0, 0);
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}
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void GtkDraw::Push()
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{
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cairo_save(cr);
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offset.Add(GetOffset());
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}
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void GtkDraw::Pop()
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{
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if(offset.GetCount())
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offset.Drop();
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cairo_restore(cr);
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}
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void GtkDraw::BeginOp()
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{
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Push();
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}
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void GtkDraw::EndOp()
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{
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Pop();
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}
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void GtkDraw::OffsetOp(Point p)
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{
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Push();
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offset.Top() += p;
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cairo_translate(cr, p.x, p.y);
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}
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void GtkDraw::RectPath(const Rect& r)
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{
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cairo_rectangle(cr, r.left, r.top, r.GetWidth(), r.GetHeight());
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}
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bool GtkDraw::ClipOp(const Rect& r)
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{
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Push();
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RectPath(r);
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cairo_clip(cr);
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return true;
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}
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bool GtkDraw::ClipoffOp(const Rect& r)
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{
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Push();
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offset.Top() += r.TopLeft();
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RectPath(r);
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cairo_clip(cr);
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cairo_translate(cr, r.left, r.top);
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return true;
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}
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bool GtkDraw::ExcludeClipOp(const Rect& r)
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{
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RectPath(Rect(-99999, -99999, 99999, r.top));
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RectPath(Rect(-99999, r.top, r.left, 99999));
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RectPath(Rect(r.right, r.top, 99999, 99999));
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RectPath(Rect(r.left, r.bottom, r.right, 99999));
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cairo_clip(cr);
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return true;
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}
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bool GtkDraw::IntersectClipOp(const Rect& r)
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{
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RectPath(r);
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cairo_clip(cr);
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return true;
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}
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bool GtkDraw::IsPaintingOp(const Rect& r) const
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{
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return true;
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}
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Rect GtkDraw::GetPaintRect() const
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{
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return Rect(0, 0, INT_MAX, INT_MAX);
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}
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void GtkDraw::DrawRectOp(int x, int y, int cx, int cy, Color color)
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{
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SetColor(color);
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cairo_rectangle(cr, x, y, cx, cy);
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cairo_fill(cr);
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}
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void GtkDraw::SysDrawImageOp(int x, int y, const Image& img, Color color)
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{
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// TODO: cache cairo_surfaces
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Size isz = img.GetSize();
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cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, isz.cx, isz.cy);
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cairo_surface_flush(surface);
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byte *a = (byte *)cairo_image_surface_get_data(surface);
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int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, isz.cx);
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for(int yy = 0; yy < isz.cy; yy++) {
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Copy((RGBA *)a, img[yy], isz.cx);
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a += stride;
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}
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cairo_surface_mark_dirty(surface);
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if(!IsNull(color)) {
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SetColor(color);
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cairo_mask_surface(cr, surface, x, y);
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}
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else {
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cairo_set_source_surface(cr, surface, x, y);
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cairo_paint(cr);
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}
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cairo_surface_destroy(surface);
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}
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void GtkDraw::DrawLineOp(int x1, int y1, int x2, int y2, int width, Color color)
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{
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}
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void GtkDraw::DrawPolyPolylineOp(const Point *vertices, int vertex_count, const int *counts, int count_count, int width, Color color, Color doxor)
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{
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}
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void GtkDraw::DrawPolyPolyPolygonOp(const Point *vertices, int vertex_count, const int *subpolygon_counts, int scc, const int *disjunct_polygon_counts, int dpcc, Color color, int width, Color outline, uint64 pattern, Color doxor)
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{
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}
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void GtkDraw::DrawArcOp(const Rect& rc, Point start, Point end, int width, Color color)
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{
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}
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void GtkDraw::DrawEllipseOp(const Rect& r, Color color, int pen, Color pencolor)
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{
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}
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void GtkDraw::DrawTextOp(int x, int y, int angle, const wchar *text, Font font, Color ink, int n, const int *dx)
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{
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}
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