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/** \file
* \brief Windows GDI+ Base Driver
*
* See Copyright Notice in cd.h
*/
#ifndef __CDWINP_H
#define __CDWINP_H
#include <windows.h>
#include <gdiplus.h>
using namespace Gdiplus;
#include "cd.h"
#include "cd_private.h"
/* Contexto de cada imagem no servidor */
struct _cdCtxImage
{
Bitmap *bitmap; /* bitmap associado */
int w; /* largura da imagem */
int h; /* altura da imagem */
double w_mm, h_mm; /* size in mm */
double xres, yres; /* resolution in pixels/mm */
int bpp;
unsigned char* alpha; /* the alpha values must be stored here to be used at putimage */
};
/* Contexto de todos os canvas GDI+ (CanvasContext). */
struct _cdCtxCanvas
{
cdCanvas* canvas;
Graphics *graphics;
Pen *linePen;
SolidBrush *lineBrush;
Brush *fillBrush;
Color fg, bg; /* foreground, backgound */
Font *font;
struct
{
int height;
int ascent;
int descent;
} fontinfo;
Point *clip_poly; /* coordenadas do pixel no X,Y */
int clip_poly_n; /* numero de pontos correntes */
Region *clip_region;
Region *new_region;
int max_points;
PointF *wdpoly; // cache buffer for wdpoly
Point *cdpoly; // alias to cache buffer (float=int)
int antialias;
Point gradient[2];
Color pathGradient[500];
int img_format;
unsigned char* img_alpha;
float rotate_angle;
int rotate_center_x,
rotate_center_y;
Point img_points[3];
int use_img_points;
Color img_transp[2];
int use_img_transp;
int wtype; /* Flag indicando qual o tipo de superficie */
HWND hWnd; /* CDW_WIN handle */
HDC hDC; /* GDI Device Context handle */
int release_dc;
HANDLE printerHandle; // Used by the printer driver
Metafile* metafile; /* CDW_EMF handle */
Bitmap* bitmap; /* CDW_BMP handle */
int dirty; // Used by the double buffer driver
CachedBitmap* bitmap_dbuffer; /* not the image_dbuffer, just a cache */
cdCanvas* canvas_dbuffer;
};
enum{CDW_WIN, CDW_BMP, CDW_EMF};
cdCtxCanvas *cdwpCreateCanvas(cdCanvas* canvas, Graphics* graphics, int wtype);
void cdwpKillCanvas(cdCtxCanvas* ctxcanvas);
void cdwpInitTable(cdCanvas* canvas);
void cdwpUpdateCanvas(cdCtxCanvas* canvas);
WCHAR* cdwpString2Unicode(const char* s, int len);
void cdwpShowStatus(const char* title, Status status);
extern "C" {
void cdwpGdiPlusStartup(int debug);
void cdwpGdiPlusShutdown(void);
}
#endif /* ifndef CDWINP_H */
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