Bug 463806 - [PATCH][@font-face] Downloaded font activation on Mac may fail due to...
[wine-gecko.git] / gfx / thebes / src / gfxXlibSurface.cpp
blobdc2a19f6b9f606e1c859a8a72007526178113f0c
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22 * Stuart Parmenter <pavlov@pavlov.net>
23 * Vladimir Vukicevic <vladimir@pobox.com>
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39 #include "gfxXlibSurface.h"
41 #include "cairo.h"
42 #include "cairo-xlib.h"
43 #include "cairo-xlib-xrender.h"
45 static cairo_user_data_key_t pixmap_free_key;
47 typedef struct {
48 Display* dpy;
49 Pixmap pixmap;
50 } pixmap_free_struct;
52 static void pixmap_free_func (void *);
54 #define XLIB_IMAGE_SIDE_SIZE_LIMIT 0xffff
56 gfxXlibSurface::gfxXlibSurface(Display *dpy, Drawable drawable, Visual *visual)
57 : mPixmapTaken(PR_FALSE), mDisplay(dpy), mDrawable(drawable)
59 DoSizeQuery();
60 cairo_surface_t *surf = cairo_xlib_surface_create(dpy, drawable, visual, mSize.width, mSize.height);
61 Init(surf);
64 gfxXlibSurface::gfxXlibSurface(Display *dpy, Drawable drawable, Visual *visual, const gfxIntSize& size)
65 : mPixmapTaken(PR_FALSE), mDisplay(dpy), mDrawable(drawable), mSize(size)
67 if (!CheckSurfaceSize(size, XLIB_IMAGE_SIDE_SIZE_LIMIT))
68 return;
70 cairo_surface_t *surf = cairo_xlib_surface_create(dpy, drawable, visual, mSize.width, mSize.height);
71 Init(surf);
74 gfxXlibSurface::gfxXlibSurface(Display *dpy, Visual *visual, const gfxIntSize& size)
75 : mPixmapTaken(PR_FALSE), mDisplay(dpy), mSize(size)
78 if (!CheckSurfaceSize(size, XLIB_IMAGE_SIDE_SIZE_LIMIT))
79 return;
81 mDrawable = (Drawable)XCreatePixmap(dpy,
82 RootWindow(dpy, DefaultScreen(dpy)),
83 mSize.width, mSize.height,
84 DefaultDepth(dpy, DefaultScreen(dpy)));
86 cairo_surface_t *surf = cairo_xlib_surface_create(dpy, mDrawable, visual, mSize.width, mSize.height);
88 Init(surf);
89 TakePixmap();
92 gfxXlibSurface::gfxXlibSurface(Display *dpy, Drawable drawable, XRenderPictFormat *format,
93 const gfxIntSize& size)
94 : mPixmapTaken(PR_FALSE), mDisplay(dpy), mDrawable(drawable), mSize(size)
96 if (!CheckSurfaceSize(size, XLIB_IMAGE_SIDE_SIZE_LIMIT))
97 return;
99 cairo_surface_t *surf = cairo_xlib_surface_create_with_xrender_format(dpy, drawable,
100 ScreenOfDisplay(dpy,DefaultScreen(dpy)),
101 format, mSize.width, mSize.height);
102 Init(surf);
105 gfxXlibSurface::gfxXlibSurface(Display *dpy, XRenderPictFormat *format, const gfxIntSize& size)
106 : mPixmapTaken(PR_FALSE), mDisplay(dpy), mSize(size)
108 mDrawable = (Drawable)XCreatePixmap(dpy,
109 RootWindow(dpy, DefaultScreen(dpy)),
110 mSize.width, mSize.height,
111 format->depth);
113 cairo_surface_t *surf = cairo_xlib_surface_create_with_xrender_format(dpy, mDrawable,
114 ScreenOfDisplay(dpy,DefaultScreen(dpy)),
115 format, mSize.width, mSize.height);
116 Init(surf);
117 TakePixmap();
120 gfxXlibSurface::gfxXlibSurface(cairo_surface_t *csurf)
121 : mPixmapTaken(PR_FALSE), mSize(-1.0, -1.0)
123 mDrawable = cairo_xlib_surface_get_drawable(csurf);
124 mDisplay = cairo_xlib_surface_get_display(csurf);
126 Init(csurf, PR_TRUE);
129 gfxXlibSurface::~gfxXlibSurface()
133 void
134 gfxXlibSurface::DoSizeQuery()
136 // figure out width/height/depth
137 Window root_ignore;
138 int x_ignore, y_ignore;
139 unsigned int bwidth_ignore, width, height, depth;
141 XGetGeometry(mDisplay,
142 mDrawable,
143 &root_ignore, &x_ignore, &y_ignore,
144 &width, &height,
145 &bwidth_ignore, &depth);
147 mSize.width = width;
148 mSize.height = height;
151 XRenderPictFormat*
152 gfxXlibSurface::FindRenderFormat(Display *dpy, gfxImageFormat format)
154 switch (format) {
155 case ImageFormatARGB32:
156 return XRenderFindStandardFormat (dpy, PictStandardARGB32);
157 break;
158 case ImageFormatRGB24:
159 return XRenderFindStandardFormat (dpy, PictStandardRGB24);
160 break;
161 case ImageFormatA8:
162 return XRenderFindStandardFormat (dpy, PictStandardA8);
163 break;
164 case ImageFormatA1:
165 return XRenderFindStandardFormat (dpy, PictStandardA1);
166 break;
167 default:
168 return NULL;
171 return (XRenderPictFormat*)NULL;
174 void
175 gfxXlibSurface::TakePixmap()
177 if (mPixmapTaken)
178 return;
180 pixmap_free_struct *pfs = new pixmap_free_struct;
181 pfs->dpy = mDisplay;
182 pfs->pixmap = mDrawable;
184 cairo_surface_set_user_data (CairoSurface(),
185 &pixmap_free_key,
186 pfs,
187 pixmap_free_func);
189 mPixmapTaken = PR_TRUE;
192 void
193 pixmap_free_func (void *data)
195 pixmap_free_struct *pfs = (pixmap_free_struct*) data;
197 XFreePixmap (pfs->dpy, pfs->pixmap);
199 delete pfs;