1 /*
2 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27
28 #include "BitmapImage.h"
29 #include "GdkCairoUtilities.h"
30 #include "GOwnPtrGtk.h"
31 #include "SharedBuffer.h"
32 #include <wtf/text/CString.h>
33 #include <cairo.h>
34 #include <gtk/gtk.h>
35
36 #if PLATFORM(WIN)
37 #include <mbstring.h>
38 #include <shlobj.h>
39
40 static HMODULE hmodule;
41
42 extern "C" {
DllMain(HINSTANCE hinstDLL,DWORD fdwReason,LPVOID lpvReserved)43 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
44 {
45 if (fdwReason == DLL_PROCESS_ATTACH)
46 hmodule = hinstDLL;
47 return TRUE;
48 }
49 }
50
getWebKitDataDirectory()51 static const char* getWebKitDataDirectory()
52 {
53 static char* dataDirectory = 0;
54 if (dataDirectory)
55 return dataDirectory;
56
57 dataDirectory = new char[PATH_MAX];
58 if (!GetModuleFileName(hmodule, static_cast<CHAR*>(dataDirectory), sizeof(dataDirectory) - 10))
59 return DATA_DIR;
60
61 // FIXME: This is pretty ugly. Ideally we should be using Windows API
62 // functions or GLib methods to calculate paths.
63 unsigned char *p;
64 p = _mbsrchr(static_cast<const unsigned char *>(dataDirectory), '\\');
65 *p = '\0';
66 p = _mbsrchr(static_cast<const unsigned char *>(dataDirectory), '\\');
67 if (p) {
68 if (!stricmp((const char *) (p+1), "bin"))
69 *p = '\0';
70 }
71 strcat(dataDirectory, "\\share");
72
73 return dataDirectory;
74 }
75
76 #else
77
getWebKitDataDirectory()78 static const char* getWebKitDataDirectory()
79 {
80 return DATA_DIR;
81 }
82
83 #endif
84
85 namespace WebCore {
86
getThemeIconFileName(const char * name,int size)87 static CString getThemeIconFileName(const char* name, int size)
88 {
89 GtkIconInfo* iconInfo = gtk_icon_theme_lookup_icon(gtk_icon_theme_get_default(),
90 name, size, GTK_ICON_LOOKUP_NO_SVG);
91 // Try to fallback on MISSING_IMAGE.
92 if (!iconInfo)
93 iconInfo = gtk_icon_theme_lookup_icon(gtk_icon_theme_get_default(),
94 GTK_STOCK_MISSING_IMAGE, size,
95 GTK_ICON_LOOKUP_NO_SVG);
96 if (iconInfo) {
97 GOwnPtr<GtkIconInfo> info(iconInfo);
98 return CString(gtk_icon_info_get_filename(info.get()));
99 }
100
101 // No icon was found, this can happen if not GTK theme is set. In
102 // that case an empty Image will be created.
103 return CString();
104 }
105
loadResourceSharedBuffer(CString name)106 static PassRefPtr<SharedBuffer> loadResourceSharedBuffer(CString name)
107 {
108 GOwnPtr<gchar> content;
109 gsize length;
110 if (!g_file_get_contents(name.data(), &content.outPtr(), &length, 0))
111 return SharedBuffer::create();
112
113 return SharedBuffer::create(content.get(), length);
114 }
115
initPlatformData()116 void BitmapImage::initPlatformData()
117 {
118 }
119
invalidatePlatformData()120 void BitmapImage::invalidatePlatformData()
121 {
122 }
123
loadImageFromFile(CString fileName)124 PassRefPtr<Image> loadImageFromFile(CString fileName)
125 {
126 RefPtr<BitmapImage> img = BitmapImage::create();
127 if (!fileName.isNull()) {
128 RefPtr<SharedBuffer> buffer = loadResourceSharedBuffer(fileName);
129 img->setData(buffer.release(), true);
130 }
131 return img.release();
132 }
133
loadPlatformResource(const char * name)134 PassRefPtr<Image> Image::loadPlatformResource(const char* name)
135 {
136 CString fileName;
137 if (!strcmp("missingImage", name))
138 fileName = getThemeIconFileName(GTK_STOCK_MISSING_IMAGE, 16);
139 if (fileName.isNull()) {
140 GOwnPtr<gchar> imageName(g_strdup_printf("%s.png", name));
141 GOwnPtr<gchar> glibFileName(g_build_filename(getWebKitDataDirectory(), "webkitgtk-"WEBKITGTK_API_VERSION_STRING, "images", imageName.get(), NULL));
142 fileName = glibFileName.get();
143 }
144
145 return loadImageFromFile(fileName);
146 }
147
loadPlatformThemeIcon(const char * name,int size)148 PassRefPtr<Image> Image::loadPlatformThemeIcon(const char* name, int size)
149 {
150 return loadImageFromFile(getThemeIconFileName(name, size));
151 }
152
getGdkPixbuf()153 GdkPixbuf* BitmapImage::getGdkPixbuf()
154 {
155 cairo_surface_t* frame = frameAtIndex(currentFrame());
156 if (!frame)
157 return 0;
158 return cairoImageSurfaceToGdkPixbuf(frame);
159 }
160
161 }
162