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/**
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* This file is dual licensed under LGPL v2.1 and the Scintilla license (http://www.scintilla.org/License.txt).
*/
#ifndef PLATCOCOA_H
#define PLATCOCOA_H
#include <assert.h>
#include <sys/time.h>
#include <cstdlib>
#include <cstring>
#include <cstdio>
#include <Cocoa/Cocoa.h>
#include "Platform.h"
#include "Scintilla.h"
#include "QuartzTextLayout.h"
NSRect PRectangleToNSRect(Scintilla::PRectangle& rc);
Scintilla::PRectangle NSRectToPRectangle(NSRect& rc);
CFStringEncoding EncodingFromCharacterSet(bool unicode, int characterSet);
@interface ScintillaContextMenu : NSMenu
{
Scintilla::ScintillaCocoa* owner;
}
- (void) handleCommand: (NSMenuItem*) sender;
- (void) setOwner: (Scintilla::ScintillaCocoa*) newOwner;
@end
namespace Scintilla {
// A class to do the actual text rendering for us using Quartz 2D.
class SurfaceImpl : public Surface
{
private:
bool unicodeMode;
float x;
float y;
CGContextRef gc;
/** The text layout instance */
QuartzTextLayout* textLayout;
int codePage;
int verticalDeviceResolution;
/** If the surface is a bitmap context, contains a reference to the bitmap data. */
uint8_t* bitmapData;
/** If the surface is a bitmap context, stores the dimensions of the bitmap. */
int bitmapWidth;
int bitmapHeight;
/** Set the CGContext's fill colour to the specified desired colour. */
void FillColour( const ColourDesired& back );
// 24-bit RGB+A bitmap data constants
static const int BITS_PER_COMPONENT = 8;
static const int BITS_PER_PIXEL = BITS_PER_COMPONENT * 4;
static const int BYTES_PER_PIXEL = BITS_PER_PIXEL / 8;
public:
SurfaceImpl();
~SurfaceImpl();
void Init(WindowID wid);
void Init(SurfaceID sid, WindowID wid);
void InitPixMap(int width, int height, Surface *surface_, WindowID wid);
CGContextRef GetContext() { return gc; }
void Release();
bool Initialised();
void PenColour(ColourDesired fore);
/** Returns a CGImageRef that represents the surface. Returns NULL if this is not possible. */
CGImageRef GetImage();
void CopyImageRectangle(Surface &surfaceSource, PRectangle srcRect, PRectangle dstRect);
int LogPixelsY();
int DeviceHeightFont(int points);
void MoveTo(int x_, int y_);
void LineTo(int x_, int y_);
void Polygon(Scintilla::Point *pts, int npts, ColourDesired fore, ColourDesired back);
void RectangleDraw(PRectangle rc, ColourDesired fore, ColourDesired back);
void FillRectangle(PRectangle rc, ColourDesired back);
void FillRectangle(PRectangle rc, Surface &surfacePattern);
void RoundedRectangle(PRectangle rc, ColourDesired fore, ColourDesired back);
void AlphaRectangle(PRectangle rc, int cornerSize, ColourDesired fill, int alphaFill,
ColourDesired outline, int alphaOutline, int flags);
void DrawRGBAImage(PRectangle rc, int width, int height, const unsigned char *pixelsImage);
void Ellipse(PRectangle rc, ColourDesired fore, ColourDesired back);
void Copy(PRectangle rc, Scintilla::Point from, Surface &surfaceSource);
void DrawTextNoClip(PRectangle rc, Font &font_, XYPOSITION ybase, const char *s, int len, ColourDesired fore,
ColourDesired back);
void DrawTextClipped(PRectangle rc, Font &font_, XYPOSITION ybase, const char *s, int len, ColourDesired fore,
ColourDesired back);
void DrawTextTransparent(PRectangle rc, Font &font_, XYPOSITION ybase, const char *s, int len, ColourDesired fore);
void MeasureWidths(Font &font_, const char *s, int len, XYPOSITION *positions);
XYPOSITION WidthText(Font &font_, const char *s, int len);
XYPOSITION WidthChar(Font &font_, char ch);
XYPOSITION Ascent(Font &font_);
XYPOSITION Descent(Font &font_);
XYPOSITION InternalLeading(Font &font_);
XYPOSITION ExternalLeading(Font &font_);
XYPOSITION Height(Font &font_);
XYPOSITION AverageCharWidth(Font &font_);
void SetClip(PRectangle rc);
void FlushCachedState();
void SetUnicodeMode(bool unicodeMode_);
void SetDBCSMode(int codePage_);
}; // SurfaceImpl class
} // Scintilla namespace
#endif
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