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CtrlCore: Developing Cocoa
git-svn-id: svn://ultimatepp.org/upp/trunk@12076 f0d560ea-af0d-0410-9eb7-867de7ffcac7
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cxl
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22 changed files with 717 additions and 313 deletions
171
uppsrc/CtrlCore/CocoDrawText.mm
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171
uppsrc/CtrlCore/CocoDrawText.mm
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#include "CocoMM.h"
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#ifdef GUI_COCO
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#define LLOG(x)
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#define LTIMING(x)
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namespace Upp {
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CTFontRef CT_Font(Font fnt)
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{ // TODO: Caching (?)
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CFRef<CFStringRef> s = CFStringCreateWithCString(NULL, ~fnt.GetFaceName(), kCFStringEncodingUTF8);
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CFRef<CTFontRef> ctfont0 = CTFontCreateWithName(s, fnt.GetHeight(), NULL);
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if(fnt.IsItalic() || fnt.IsBold()) {
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CTFontSymbolicTraits symbolicTraits = 0;
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if(fnt.IsBold())
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symbolicTraits |= kCTFontBoldTrait;
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if(fnt.IsItalic())
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symbolicTraits |= kCTFontItalicTrait;
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CGAffineTransform transform = CGAffineTransformIdentity;
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return CTFontCreateCopyWithSymbolicTraits(ctfont0, 32, &transform, symbolicTraits, symbolicTraits);
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}
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return ctfont0.Detach();
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}
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CommonFontInfo GetFontInfoSys(Font font)
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{
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CommonFontInfo fi;
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String path;
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CFRef<CTFontRef> ctfont = CT_Font(font);
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if(ctfont) {
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#if 0
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DDUMP(font);
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DDUMP(CTFontGetAscent(ctfont));
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DDUMP(CTFontGetDescent(ctfont));
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DDUMP(CTFontGetLeading(ctfont));
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DDUMP(CTFontGetXHeight(ctfont));
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DDUMP(CTFontGetUnderlinePosition(ctfont));
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#endif
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fi.ascent = ceil(CTFontGetAscent(ctfont));
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fi.descent = ceil(CTFontGetDescent(ctfont));
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fi.height = fi.ascent + fi.descent;
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fi.lineheight = fi.height; // TODO!
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fi.external = 0;
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fi.internal = 0;
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fi.overhang = 0;
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fi.maxwidth = 99999; // TODO?
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fi.avewidth = fi.maxwidth;
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fi.default_char = '?';
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fi.fixedpitch = false; _DBG_ // TODO!
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fi.ttf = true;
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_DBG_ // TODO: PATH for data
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// if(path.GetCount() < 250)
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// strcpy(fi.path, ~path);
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// else
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*fi.path = 0;
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}
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return fi;
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}
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GlyphInfo GetGlyphInfoSys(Font font, int chr)
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{
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LTIMING("GetGlyphInfoSys");
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GlyphInfo gi;
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gi.lspc = gi.rspc = 0;
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gi.width = 0x8000;
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CFRef<CTFontRef> ctfont = CT_Font(font);
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if(ctfont) {
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LTIMING("GetGlyphInfoSys 2");
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CGGlyph glyph_index;
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UniChar h = chr;
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CTFontGetGlyphsForCharacters(ctfont, &h, &glyph_index, 1);
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if(glyph_index) {
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CGSize advance;
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CTFontGetAdvancesForGlyphs(ctfont, kCTFontOrientationHorizontal, &glyph_index, &advance, 1);
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gi.width = ceil(advance.width);
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gi.lspc = gi.rspc = 0; _DBG_ // TODO! (using bounding box?)
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gi.glyphi = glyph_index;
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}
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}
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return gi;
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}
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Vector<FaceInfo> GetAllFacesSys()
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{
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Index<String> facename;
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facename.Add("Arial"); // TODO: This should be default GUI font
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facename.Add("Times New Roman");
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facename.Add("Arial");
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facename.Add("Courier New");
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AutoreleasePool __;
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CFRef<CTFontCollectionRef> collection = CTFontCollectionCreateFromAvailableFonts(0);
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if(collection) {
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CFRef<CFArrayRef> fonts = CTFontCollectionCreateMatchingFontDescriptors(collection);
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if(fonts) {
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int count = CFArrayGetCount(fonts);
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for(int i = 0; i < count; ++i) {
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CTFontDescriptorRef font = (CTFontDescriptorRef)CFArrayGetValueAtIndex(fonts, i);
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CFRef<CFStringRef> family_name = (CFStringRef)CTFontDescriptorCopyAttribute(font, kCTFontFamilyNameAttribute);
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facename.FindAdd(ToString(family_name));
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}
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}
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}
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Vector<FaceInfo> r;
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for(String s : facename) {
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FaceInfo& fi = r.Add();
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fi.name = s;
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fi.info = 0;
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}
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return r;
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}
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String GetFontDataSys(Font font)
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{// TODO! CFUrl?
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_DBG_
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return Null;
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}
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void RenderCharacterSys(FontGlyphConsumer& sw, double x, double y, int ch, Font fnt)
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{
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// TODO!
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_DBG_
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}
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void SystemDraw::DrawTextOp(int x, int y, int angle, const wchar *text, Font font, Color ink,
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int n, const int *dx)
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{
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DLOG("angle " << angle << ", text " << text << ", ink " << ink);
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Set(ink); // needs to be here because rotation saves context...
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if(angle) {
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// TODO: Fix this!
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CGContextSaveGState(cgHandle);
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CGContextRotateCTM(cgHandle, 3 * M_PI * angle / 1800);
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CGContextTranslateCTM(cgHandle, x, -y);
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DrawTextOp(0, 0, 0, text, font, ink, n, dx);
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CGContextRestoreGState(cgHandle);
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return;
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}
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CFRef<CTFontRef> ctfont = CT_Font(font);
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CFRef<CGFontRef> cgFont = CTFontCopyGraphicsFont(ctfont, NULL);
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CGContextSetFont(cgHandle, cgFont);
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Point off = GetOffset();
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x += off.x;
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y = top - y - font.GetAscent() - off.y;
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Buffer<CGGlyph> g(n);
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Buffer<CGPoint> p(n);
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for(int i = 0; i < n; i++) {
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int chr = text[i];
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GlyphInfo f = GetGlyphInfo(font, chr);
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p[i].y = y;
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p[i].x = x;
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g[i] = f.glyphi;
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x += dx ? *dx++ : f.width;
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}
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CGContextSetFontSize(cgHandle, font.GetHeight());
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CGContextShowGlyphsAtPositions(cgHandle, g, p, n);
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}
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};
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#endif
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