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124 lines
3.6 KiB
Text
124 lines
3.6 KiB
Text
#include "CocoMM.h"
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#ifdef GUI_COCOA
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namespace Upp {
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void SystemDraw::Stroke(int width, Color color, bool fill)
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{
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static double dash[] = { 18, 6 };
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static double dot[] = { 3, 3 };
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static double dashdot[] = { 9, 6, 3, 6 };
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static double dashdotdot[] = { 9, 3, 3, 3, 3, 3 };
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if(IsNull(width))
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width = PEN_NULL;
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switch(width) {
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case PEN_NULL: if(!fill) return;
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case PEN_DASH: CGContextSetLineDash(cgHandle, 0, dash, __countof(dash)); break;
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case PEN_DOT: CGContextSetLineDash(cgHandle, 0, dot, __countof(dot)); break;
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case PEN_DASHDOT: CGContextSetLineDash(cgHandle, 0, dashdot, __countof(dashdot)); break;
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case PEN_DASHDOTDOT: CGContextSetLineDash(cgHandle, 0, dashdotdot, __countof(dashdotdot)); break;
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default: break;
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}
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if(fill && width == 0)
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width = PEN_NULL;
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else
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CGContextSetLineWidth(cgHandle, width > 0 ? width : 1);
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SetStroke(color);
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CGContextDrawPath(cgHandle, fill ? width == PEN_NULL ? kCGPathFill : kCGPathFillStroke
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: kCGPathStroke);
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if(width < 0)
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CGContextSetLineDash(cgHandle, 0, NULL, 0);
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}
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void SystemDraw::DrawLineOp(int x1, int y1, int x2, int y2, int width, Color color)
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{
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if(IsNull(color))
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return;
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CGPoint p[2];
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p[0] = Convert(x1, y1);
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p[1] = Convert(x2, y2);
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CGContextAddLines(cgHandle, p, 2);
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Stroke(width, color, false);
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}
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void SystemDraw::DoPath(const Point *pp, const Point *end)
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{
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CGPoint p = Convert(pp->x, pp->y);
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CGContextMoveToPoint(cgHandle, p.x, p.y);
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while(++pp < end) {
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p = Convert(pp->x, pp->y);
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CGContextAddLineToPoint(cgHandle, p.x, p.y);
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}
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}
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void SystemDraw::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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if(vertex_count < 2 || IsNull(color))
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return;
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while(--count_count >= 0) {
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const Point *pp = vertices;
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vertices += *counts++;
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DoPath(pp, vertices);
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Stroke(width, color, false);
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}
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}
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void SystemDraw::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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Set(color);
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while(--dpcc >= 0) {
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const Point *sp = vertices;
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vertices += *disjunct_polygon_counts++;
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while(sp < vertices) {
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const Point *pp = sp;
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sp += *subpolygon_counts++;
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DoPath(pp, sp);
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CGContextClosePath(cgHandle);
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}
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Stroke(width, outline, true);
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}
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}
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void SystemDraw::DrawArcOp(const Rect& rc, Point start, Point end, int width, Color color)
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{
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if(rc.Width() <= 0 || rc.Height() <= 0)
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return;
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Sizef radius = Sizef(rc.Size()) / 2.0;
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Pointf center = Pointf(rc.TopLeft()) + radius;
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double ang1 = Bearing((Pointf(start) - center) / radius);
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double ang2 = Bearing((Pointf(end) - center) / radius);
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CGContextSaveGState(cgHandle);
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CGPoint p = Convert(rc.left + radius.cx, rc.top + radius.cy);
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CGContextTranslateCTM(cgHandle, p.x, p.y);
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CGContextScaleCTM(cgHandle, radius.cx, -radius.cy);
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CGContextAddArc(cgHandle, 0, 0, 1, ang1, ang2, 1);
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CGContextRestoreGState(cgHandle);
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Stroke(width, color, false);
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}
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void SystemDraw::DrawEllipseOp(const Rect& r, Color color, int pen, Color pencolor)
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{
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if(IsNull(color) && (pen <= 0 || IsNull(pencolor)))
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return;
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Set(color);
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CGContextSetLineWidth(cgHandle, pen);
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if(pen > 0)
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SetStroke(pencolor);
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CGContextBeginPath(cgHandle);
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CGContextAddEllipseInRect(cgHandle, Convert(r));
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Stroke(pen, pencolor, true);
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}
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/*
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void SystemDraw::Flush()
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{
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CGContextSynchronize(cgHandle);
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}
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*/
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};
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#endif
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