130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun/* 230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Copyright 2011 Google Inc. All Rights Reserved. 330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Licensed under the Apache License, Version 2.0 = the "License"); 530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * you may not use this file except in compliance with the License. 630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * You may obtain a copy of the License at 730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * http://www.apache.org/licenses/LICENSE-2.0 930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 1030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Unless required by applicable law or agreed to in writing, software 1130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * distributed under the License is distributed on an "AS IS" BASIS, 1230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * See the License for the specific language governing permissions and 1430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * limitations under the License. 1530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun */ 1630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 1730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "sfntly/table/bitmap/composite_bitmap_glyph.h" 1830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 1930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunnamespace sfntly { 2030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun/****************************************************************************** 2130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * CompositeBitmapGlyph class 2230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ******************************************************************************/ 2330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::CompositeBitmapGlyph(ReadableFontData* data, 2430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t format) 2530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun : BitmapGlyph(data, format) { 2630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun Initialize(format); 2730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 2830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::~CompositeBitmapGlyph() { 3030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 3130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunint32_t CompositeBitmapGlyph::NumComponents() { 3330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return data_->ReadUShort(num_components_offset_); 3430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 3530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Component CompositeBitmapGlyph::GetComponent( 3730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t component_num) const { 3830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t component_offset = component_array_offset_ + 3930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun component_num * Offset::kEbdtComponentLength; 4030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return CompositeBitmapGlyph::Component( 4130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun data_->ReadUShort(component_offset + Offset::kEbdtComponent_glyphCode), 4230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun data_->ReadChar(component_offset + Offset::kEbdtComponent_xOffset), 4330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun data_->ReadChar(component_offset + Offset::kEbdtComponent_yOffset)); 4430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 4530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 4630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunvoid CompositeBitmapGlyph::Initialize(int32_t format) { 4730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun if (format == 8) { 4830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun num_components_offset_ = Offset::kGlyphFormat8_numComponents; 4930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun component_array_offset_ = Offset::kGlyphFormat8_componentArray; 5030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun } else if (format == 9) { 5130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun num_components_offset_ = Offset::kGlyphFormat9_numComponents; 5230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun component_array_offset_ = Offset::kGlyphFormat9_componentArray; 5330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun } else { 5430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#if !defined (SFNTLY_NO_EXCEPTION) 5530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun throw IllegalStateException("Attempt to create a Composite Bitmap Glyph " 5630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun "with a non-composite format."); 5730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#endif 5830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun } 5930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 6030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 6130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun/****************************************************************************** 6230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * CompositeBitmapGlyph::Component class 6330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ******************************************************************************/ 6430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Component::Component(const Component& rhs) 6530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun : glyph_code_(rhs.glyph_code_), 6630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun x_offset_(rhs.x_offset_), 6730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun y_offset_(rhs.y_offset_) { 6830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 6930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunbool CompositeBitmapGlyph::Component::operator==( 7130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun const CompositeBitmapGlyph::Component& rhs) { 7230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return glyph_code_ == rhs.glyph_code_; 7330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 7430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Component& CompositeBitmapGlyph::Component::operator=( 7630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun const CompositeBitmapGlyph::Component& rhs) { 7730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun glyph_code_ = rhs.glyph_code_; 7830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun x_offset_ = rhs.x_offset_; 7930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun y_offset_ = rhs.y_offset_; 8030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return *this; 8130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 8230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 8330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Component::Component(int32_t glyph_code, 8430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t x_offset, 8530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t y_offset) 8630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun : glyph_code_(glyph_code), x_offset_(x_offset), y_offset_(y_offset) { 8730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 8830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 8930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun/****************************************************************************** 9030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * CompositeBitmapGlyph::Builder class 9130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun ******************************************************************************/ 9230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Builder::Builder(ReadableFontData* data, int32_t format) 9330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun : BitmapGlyph::Builder(data, format) { 9430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 9530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 9630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Builder::Builder(WritableFontData* data, int32_t format) 9730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun : BitmapGlyph::Builder(data, format) { 9830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 9930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 10030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Builder::~Builder() { 10130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 10230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 10330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCALLER_ATTACH FontDataTable* 10430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunCompositeBitmapGlyph::Builder::SubBuildTable(ReadableFontData* data) { 10530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun Ptr<CompositeBitmapGlyph> glyph = new CompositeBitmapGlyph(data, format()); 10630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return glyph.Detach(); 10730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 10830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 10930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} // namespace sfntly 110