/* * Copyright (C) 2020 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include #include #include #include #include "Properties.h" #include "android/graphics/jni_runtime.h" #include "graphics_jni_helpers.h" using namespace std; extern int register_android_graphics_Bitmap(JNIEnv*); extern int register_android_graphics_BitmapFactory(JNIEnv*); extern int register_android_graphics_ByteBufferStreamAdaptor(JNIEnv* env); extern int register_android_graphics_Camera(JNIEnv* env); extern int register_android_graphics_CreateJavaOutputStreamAdaptor(JNIEnv* env); extern int register_android_graphics_Graphics(JNIEnv* env); extern int register_android_graphics_ImageDecoder(JNIEnv*); extern int register_android_graphics_Interpolator(JNIEnv* env); extern int register_android_graphics_MaskFilter(JNIEnv* env); extern int register_android_graphics_NinePatch(JNIEnv*); extern int register_android_graphics_PathEffect(JNIEnv* env); extern int register_android_graphics_Shader(JNIEnv* env); extern int register_android_graphics_RenderEffect(JNIEnv* env); extern int register_android_graphics_Typeface(JNIEnv* env); extern int register_android_graphics_YuvImage(JNIEnv* env); namespace android { extern int register_android_graphics_Canvas(JNIEnv* env); extern int register_android_graphics_CanvasProperty(JNIEnv* env); extern int register_android_graphics_Color(JNIEnv* env); extern int register_android_graphics_ColorFilter(JNIEnv* env); extern int register_android_graphics_ColorSpace(JNIEnv* env); extern int register_android_graphics_DrawFilter(JNIEnv* env); extern int register_android_graphics_FontFamily(JNIEnv* env); extern int register_android_graphics_Matrix(JNIEnv* env); extern int register_android_graphics_Paint(JNIEnv* env); extern int register_android_graphics_Path(JNIEnv* env); extern int register_android_graphics_PathIterator(JNIEnv* env); extern int register_android_graphics_PathMeasure(JNIEnv* env); extern int register_android_graphics_Picture(JNIEnv* env); extern int register_android_graphics_Region(JNIEnv* env); extern int register_android_graphics_animation_NativeInterpolatorFactory(JNIEnv* env); extern int register_android_graphics_animation_RenderNodeAnimator(JNIEnv* env); extern int register_android_graphics_drawable_AnimatedVectorDrawable(JNIEnv* env); extern int register_android_graphics_drawable_VectorDrawable(JNIEnv* env); extern int register_android_graphics_fonts_Font(JNIEnv* env); extern int register_android_graphics_fonts_FontFamily(JNIEnv* env); extern int register_android_graphics_text_LineBreaker(JNIEnv* env); extern int register_android_graphics_text_MeasuredText(JNIEnv* env); extern int register_android_graphics_text_TextShaper(JNIEnv* env); extern int register_android_graphics_text_GraphemeBreak(JNIEnv* env); extern int register_android_util_PathParser(JNIEnv* env); extern int register_android_view_DisplayListCanvas(JNIEnv* env); extern int register_android_view_RenderNode(JNIEnv* env); #define REG_JNI(name) { name } struct RegJNIRec { int (*mProc)(JNIEnv*); }; // Map of all possible class names to register to their corresponding JNI registration function pointer // The actual list of registered classes will be determined at runtime via the 'native_classes' System property static const std::unordered_map gRegJNIMap = { {"android.graphics.Bitmap", REG_JNI(register_android_graphics_Bitmap)}, {"android.graphics.BitmapFactory", REG_JNI(register_android_graphics_BitmapFactory)}, {"android.graphics.ByteBufferStreamAdaptor", REG_JNI(register_android_graphics_ByteBufferStreamAdaptor)}, {"android.graphics.Camera", REG_JNI(register_android_graphics_Camera)}, {"android.graphics.Canvas", REG_JNI(register_android_graphics_Canvas)}, {"android.graphics.CanvasProperty", REG_JNI(register_android_graphics_CanvasProperty)}, {"android.graphics.Color", REG_JNI(register_android_graphics_Color)}, {"android.graphics.ColorFilter", REG_JNI(register_android_graphics_ColorFilter)}, {"android.graphics.ColorSpace", REG_JNI(register_android_graphics_ColorSpace)}, {"android.graphics.CreateJavaOutputStreamAdaptor", REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor)}, {"android.graphics.DrawFilter", REG_JNI(register_android_graphics_DrawFilter)}, {"android.graphics.FontFamily", REG_JNI(register_android_graphics_FontFamily)}, {"android.graphics.Graphics", REG_JNI(register_android_graphics_Graphics)}, {"android.graphics.ImageDecoder", REG_JNI(register_android_graphics_ImageDecoder)}, {"android.graphics.Interpolator", REG_JNI(register_android_graphics_Interpolator)}, {"android.graphics.MaskFilter", REG_JNI(register_android_graphics_MaskFilter)}, {"android.graphics.Matrix", REG_JNI(register_android_graphics_Matrix)}, {"android.graphics.NinePatch", REG_JNI(register_android_graphics_NinePatch)}, {"android.graphics.Paint", REG_JNI(register_android_graphics_Paint)}, {"android.graphics.Path", REG_JNI(register_android_graphics_Path)}, {"android.graphics.PathEffect", REG_JNI(register_android_graphics_PathEffect)}, {"android.graphics.PathIterator", REG_JNI(register_android_graphics_PathIterator)}, {"android.graphics.PathMeasure", REG_JNI(register_android_graphics_PathMeasure)}, {"android.graphics.Picture", REG_JNI(register_android_graphics_Picture)}, {"android.graphics.RecordingCanvas", REG_JNI(register_android_view_DisplayListCanvas)}, {"android.graphics.Region", REG_JNI(register_android_graphics_Region)}, {"android.graphics.RenderNode", REG_JNI(register_android_view_RenderNode)}, {"android.graphics.Shader", REG_JNI(register_android_graphics_Shader)}, {"android.graphics.RenderEffect", REG_JNI(register_android_graphics_RenderEffect)}, {"android.graphics.Typeface", REG_JNI(register_android_graphics_Typeface)}, {"android.graphics.YuvImage", REG_JNI(register_android_graphics_YuvImage)}, {"android.graphics.animation.NativeInterpolatorFactory", REG_JNI(register_android_graphics_animation_NativeInterpolatorFactory)}, {"android.graphics.animation.RenderNodeAnimator", REG_JNI(register_android_graphics_animation_RenderNodeAnimator)}, {"android.graphics.drawable.AnimatedVectorDrawable", REG_JNI(register_android_graphics_drawable_AnimatedVectorDrawable)}, {"android.graphics.drawable.VectorDrawable", REG_JNI(register_android_graphics_drawable_VectorDrawable)}, {"android.graphics.fonts.Font", REG_JNI(register_android_graphics_fonts_Font)}, {"android.graphics.fonts.FontFamily", REG_JNI(register_android_graphics_fonts_FontFamily)}, {"android.graphics.text.LineBreaker", REG_JNI(register_android_graphics_text_LineBreaker)}, {"android.graphics.text.MeasuredText", REG_JNI(register_android_graphics_text_MeasuredText)}, {"android.graphics.text.TextRunShaper", REG_JNI(register_android_graphics_text_TextShaper)}, {"android.graphics.text.GraphemeBreak", REG_JNI(register_android_graphics_text_GraphemeBreak)}, {"android.util.PathParser", REG_JNI(register_android_util_PathParser)}, }; static int register_jni_procs(const std::unordered_map& jniRegMap, const vector& classesToRegister, JNIEnv* env) { for (const string& className : classesToRegister) { if (jniRegMap.at(className).mProc(env) < 0) { return -1; } } return 0; } static vector parseCsv(const string& csvString) { vector result; istringstream stream(csvString); string segment; while(getline(stream, segment, ',')) { result.push_back(segment); } return result; } static vector parseCsv(JNIEnv* env, jstring csvJString) { const char* charArray = env->GetStringUTFChars(csvJString, 0); string csvString(charArray); vector result = parseCsv(csvString); env->ReleaseStringUTFChars(csvJString, charArray); return result; } } // namespace android using namespace android; using namespace android::uirenderer; void init_android_graphics() { Properties::overrideRenderPipelineType(RenderPipelineType::SkiaCpu); SkGraphics::Init(); } int register_android_graphics_classes(JNIEnv *env) { JavaVM* vm = nullptr; env->GetJavaVM(&vm); GraphicsJNI::setJavaVM(vm); // Configuration is stored as java System properties. // Get a reference to System.getProperty jclass system = FindClassOrDie(env, "java/lang/System"); jmethodID getPropertyMethod = GetStaticMethodIDOrDie(env, system, "getProperty", "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"); // Get the names of classes that need to register their native methods auto nativesClassesJString = (jstring)env->CallStaticObjectMethod( system, getPropertyMethod, env->NewStringUTF("graphics_native_classes"), env->NewStringUTF("")); vector classesToRegister = parseCsv(env, nativesClassesJString); if (register_jni_procs(gRegJNIMap, classesToRegister, env) < 0) { return JNI_ERR; } return 0; } void zygote_preload_graphics() { }