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/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.
*/
package com.intellij.uiDesigner.compiler;
import com.intellij.compiler.instrumentation.InstrumentationClassFinder;
import com.intellij.uiDesigner.lw.FontDescriptor;
import com.intellij.uiDesigner.lw.LwComponent;
import com.intellij.uiDesigner.lw.LwIntrospectedProperty;
import org.jetbrains.asm4.Type;
import org.jetbrains.asm4.commons.GeneratorAdapter;
import org.jetbrains.asm4.commons.Method;
import java.awt.*;
/**
* @author yole
* @noinspection HardCodedStringLiteral
*/
public class FontPropertyCodeGenerator extends PropertyCodeGenerator {
private static final Type ourFontType = Type.getType(Font.class);
private static final Type ourUIManagerType = Type.getType("Ljavax/swing/UIManager;");
private static final Type ourObjectType = Type.getType(Object.class);
private static final Type ourStringType = Type.getType(String.class);
private static final Method ourInitMethod = Method.getMethod("void <init>(java.lang.String,int,int)");
private static final Method ourUIManagerGetFontMethod = new Method("getFont", ourFontType, new Type[] { ourObjectType } );
private static final Method ourGetNameMethod = new Method("getName", ourStringType, new Type[0] );
private static final Method ourGetSizeMethod = new Method("getSize", Type.INT_TYPE, new Type[0] );
private static final Method ourGetStyleMethod = new Method("getStyle", Type.INT_TYPE, new Type[0] );
public boolean generateCustomSetValue(final LwComponent lwComponent,
final InstrumentationClassFinder.PseudoClass componentClass,
final LwIntrospectedProperty property,
final GeneratorAdapter generator,
final int componentLocal, final String formClassName) {
FontDescriptor descriptor = (FontDescriptor) property.getPropertyValue(lwComponent);
if (descriptor.isFixedFont() && !descriptor.isFullyDefinedFont()) {
generator.loadLocal(componentLocal);
generatePushFont(generator, componentLocal, lwComponent, descriptor, property.getReadMethodName());
Method setFontMethod = new Method(property.getWriteMethodName(), Type.VOID_TYPE, new Type[] { ourFontType } );
Type componentType = AsmCodeGenerator.typeFromClassName(lwComponent.getComponentClassName());
generator.invokeVirtual(componentType, setFontMethod);
return true;
}
return false;
}
public static void generatePushFont(final GeneratorAdapter generator, final int componentLocal, final LwComponent lwComponent,
final FontDescriptor descriptor, final String readMethodName) {
final int fontLocal = generator.newLocal(ourFontType);
generator.loadLocal(componentLocal);
Type componentType = AsmCodeGenerator.typeFromClassName(lwComponent.getComponentClassName());
Method getFontMethod = new Method(readMethodName, ourFontType, new Type[0] );
generator.invokeVirtual(componentType, getFontMethod);
generator.storeLocal(fontLocal);
generator.newInstance(ourFontType);
generator.dup();
if (descriptor.getFontName() != null) {
generator.push(descriptor.getFontName());
}
else {
generator.loadLocal(fontLocal);
generator.invokeVirtual(ourFontType, ourGetNameMethod);
}
if (descriptor.getFontStyle() >= 0) {
generator.push(descriptor.getFontStyle());
}
else {
generator.loadLocal(fontLocal);
generator.invokeVirtual(ourFontType, ourGetStyleMethod);
}
if (descriptor.getFontSize() >= 0) {
generator.push(descriptor.getFontSize());
}
else {
generator.loadLocal(fontLocal);
generator.invokeVirtual(ourFontType, ourGetSizeMethod);
}
generator.invokeConstructor(ourFontType, ourInitMethod);
}
public void generatePushValue(final GeneratorAdapter generator, final Object value) {
FontDescriptor descriptor = (FontDescriptor) value;
if (descriptor.isFixedFont()) {
if (!descriptor.isFullyDefinedFont()) throw new IllegalStateException("Unexpected font state");
generator.newInstance(ourFontType);
generator.dup();
generator.push(descriptor.getFontName());
generator.push(descriptor.getFontStyle());
generator.push(descriptor.getFontSize());
generator.invokeConstructor(ourFontType, ourInitMethod);
}
else if (descriptor.getSwingFont() != null) {
generator.push(descriptor.getSwingFont());
generator.invokeStatic(ourUIManagerType, ourUIManagerGetFontMethod);
}
else {
throw new IllegalStateException("Unknown font type");
}
}
}
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