Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/thirdparty/freeglut/src/android/fg_runtime_android.c @ 21:2f43e400f144

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Provide an "all" target to build both the sdist and the wheel
author Franz Glasner <fzglas.hg@dom66.de>
date Fri, 19 Sep 2025 10:28:53 +0200
parents b50eed0cc0ef
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * fg_runtime_android.c
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3 *
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4 * Android runtime
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5 *
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6 * Copyright (C) 2012 Sylvain Beucler
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7 *
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8 * Permission is hereby granted, free of charge, to any person obtaining a
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9 * copy of this software and associated documentation files (the "Software"),
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10 * to deal in the Software without restriction, including without limitation
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11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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12 * and/or sell copies of the Software, and to permit persons to whom the
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13 * Software is furnished to do so, subject to the following conditions:
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14 *
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15 * The above copyright notice and this permission notice shall be included
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16 * in all copies or substantial portions of the Software.
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17 *
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18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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21 * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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22 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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24 */
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26 /* Parts taken from Android NDK's 'native-activity' sample: */
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27 /*
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28 * Copyright (C) 2010 The Android Open Source Project
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29 *
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30 * Licensed under the Apache License, Version 2.0 (the "License");
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31 * you may not use this file except in compliance with the License.
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32 * You may obtain a copy of the License at
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33 *
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34 * http://www.apache.org/licenses/LICENSE-2.0
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35 *
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36 * Unless required by applicable law or agreed to in writing, software
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37 * distributed under the License is distributed on an "AS IS" BASIS,
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38 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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39 * See the License for the specific language governing permissions and
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40 * limitations under the License.
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41 *
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42 */
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43
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44 #include <stdio.h>
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45 #include <stdlib.h>
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46 #include <unistd.h>
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47 #include <jni.h>
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48 #include <android/log.h>
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49 #include <android/asset_manager.h>
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50 #include <android/native_window.h>
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51 #include "android/native_app_glue/android_native_app_glue.h"
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52 #include "android/fg_main_android.h"
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54 #define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, "FreeGLUT-jnicb", __VA_ARGS__))
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55 #define LOGW(...) ((void)__android_log_print(ANDROID_LOG_WARN, "FreeGLUT-jnicb", __VA_ARGS__))
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57 /* Cf. fg_main_android.c */
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58 extern int32_t handle_input(struct android_app* app, AInputEvent* event);
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59 extern void handle_cmd(struct android_app* app, int32_t cmd);
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61 extern int main(int argc, char* argv[]);
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63 /** NativeActivity Callbacks **/
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64 /* Caution: they are called in the native_activity thread, not the
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65 FreeGLUT thread. Use android_app_write_cmd. */
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67 /* Could be used instead of onNativeWindowRedrawNeeded */
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68 /* Deals with status bar presence */
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69 static void onContentRectChanged(ANativeActivity* activity, const ARect* rect) {
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70 LOGI("onContentRectChanged: l=%d,t=%d,r=%d,b=%d", rect->left, rect->top, rect->right, rect->bottom);
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71 }
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73 /* Bug: not called during a resize in android-9, only once on startup :/ */
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74 static void onNativeWindowResized(ANativeActivity* activity, ANativeWindow* window) {
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75 LOGI("onNativeWindowResized: %p\n", (void*)activity);
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76 }
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78 /* Called after a resize, compensate broken onNativeWindowResized */
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79 static void onNativeWindowRedrawNeeded(ANativeActivity* activity, ANativeWindow* window) {
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80 LOGI("onNativeWindowRedrawNeeded: %p\n", (void*)activity);
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81 struct android_app* app = (struct android_app*)activity->instance;
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82 android_app_write_cmd(app, APP_CMD_WINDOW_RESIZED);
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83 }
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85 /**
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86 * Extract all .apk assets to the application directory so they can be
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87 * accessed using accessed.
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88 * TODO: parse directories recursively
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89 */
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90 static void extract_assets(struct android_app* app) {
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91 /* Get usable JNI context */
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92 JNIEnv* env = app->activity->env;
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93 JavaVM* vm = app->activity->vm;
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94 (*vm)->AttachCurrentThread(vm, &env, NULL);
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96 {
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97 /* Get a handle on our calling NativeActivity class */
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98 jclass activityClass = (*env)->GetObjectClass(env, app->activity->clazz);
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99
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100 /* Get path to cache dir (/data/data/org.myapp/cache) */
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101 jmethodID getCacheDir = (*env)->GetMethodID(env, activityClass, "getCacheDir", "()Ljava/io/File;");
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102 jobject file = (*env)->CallObjectMethod(env, app->activity->clazz, getCacheDir);
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103 jclass fileClass = (*env)->FindClass(env, "java/io/File");
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104 jmethodID getAbsolutePath = (*env)->GetMethodID(env, fileClass, "getAbsolutePath", "()Ljava/lang/String;");
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105 jstring jpath = (jstring)(*env)->CallObjectMethod(env, file, getAbsolutePath);
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106 const char* app_dir = (*env)->GetStringUTFChars(env, jpath, NULL);
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107
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108 /* chdir in the application cache directory */
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109 LOGI("app_dir: %s", app_dir);
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110 chdir(app_dir);
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111 (*env)->ReleaseStringUTFChars(env, jpath, app_dir);
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112
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113 /* Pre-extract assets, to avoid Android-specific file opening */
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114 {
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115 AAssetManager* mgr = app->activity->assetManager;
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116 AAssetDir* assetDir = AAssetManager_openDir(mgr, "");
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117 const char* filename = (const char*)NULL;
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118 while ((filename = AAssetDir_getNextFileName(assetDir)) != NULL) {
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119 AAsset* asset = AAssetManager_open(mgr, filename, AASSET_MODE_STREAMING);
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120 char buf[BUFSIZ];
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121 int nb_read = 0;
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122 FILE* out = fopen(filename, "w");
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123 while ((nb_read = AAsset_read(asset, buf, BUFSIZ)) > 0)
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124 fwrite(buf, nb_read, 1, out);
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125 fclose(out);
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126 AAsset_close(asset);
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127 }
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128 AAssetDir_close(assetDir);
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129 }
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130 }
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131
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132 (*vm)->DetachCurrentThread(vm);
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133 }
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134
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135 /**
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136 * This is the main entry point of a native application that is using
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137 * android_native_app_glue. It runs in its own thread, with its own
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138 * event loop for receiving input events and doing other things.
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139 */
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140 void android_main(struct android_app* app) {
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141 LOGI("android_main savedState=%p", app->savedState);
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142
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143 /* Register window resize callback */
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144 app->activity->callbacks->onNativeWindowResized = onNativeWindowResized;
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145 app->activity->callbacks->onContentRectChanged = onContentRectChanged;
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146 app->activity->callbacks->onNativeWindowRedrawNeeded = onNativeWindowRedrawNeeded;
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147
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148 app->onAppCmd = handle_cmd;
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149 app->onInputEvent = handle_input;
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150
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151 extract_assets(app);
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152
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153 /* Call user's main */
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154 {
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155 char progname[5] = "self";
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156 char* argv[] = {progname, NULL};
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157 fgDisplay.pDisplay.app = app;
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158 main(1, argv);
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159 /* FreeGLUT will exit() by itself if
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160 GLUT_ACTION_ON_WINDOW_CLOSE == GLUT_ACTION_EXIT */
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161 }
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162
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163 LOGI("android_main: end");
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164
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165 /* Let NativeActivity restart us */
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166 /* Users may want to forcibly exit() in their main() anyway because
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167 NativeActivity doesn't dlclose() us, so all statically-assigned
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168 variables keep their old values on restart.. */
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169 }