149 lines
3.2 KiB
C++
149 lines
3.2 KiB
C++
/*
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Copyright (c) 2013 yvt
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This file is part of OpenSpades.
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OpenSpades is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenSpades is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OpenSpades. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "Quake3Font.h"
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#include "IRenderer.h"
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#include "../Core/Debug.h"
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#include "../Core/Debug.h"
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namespace spades {
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namespace client {
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Quake3Font::Quake3Font(IRenderer *r,
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IImage *tex,
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const int *mp,
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int gh,
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float sw):
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renderer(r), tex(tex),
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glyphHeight(gh), spaceWidth(sw){
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SPADES_MARK_FUNCTION();
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tex->AddRef();
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for(int i = 0; i < 128; i++){
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int x = *(mp++);
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int y = *(mp++);
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int w = *(mp++);
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GlyphInfo info;
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if(w == -1){
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info.type = Invalid;
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glyphs.push_back(info);
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continue;
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}
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if(w == PROP_SPACE_WIDTH){
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info.type = Space;
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glyphs.push_back(info);
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continue;
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}
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info.type = Image;
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info.imageRect = AABB2(x, y, w, gh);
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glyphs.push_back(info);
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}
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}
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Quake3Font::~Quake3Font(){
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SPADES_MARK_FUNCTION();
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tex->Release();
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}
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Vector2 Quake3Font::Measure(const std::string &txt) {
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SPADES_MARK_FUNCTION();
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float x = 0.f, w = 0.f, h = (float)glyphHeight;
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for(size_t i = 0; i < txt.size(); i++){
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int ch = ((int)txt[i]) & 127;
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if(ch == 13 || ch == 10){
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// new line
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x = 0.f;
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h += (float)glyphHeight;
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continue;
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}
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SPAssert(ch >= 0); SPAssert(ch < 128);
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const GlyphInfo& info = glyphs[ch];
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if(info.type == Invalid)
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continue;
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else if(info.type == Space){
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x += spaceWidth;
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}else if(info.type == Image ) {
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x += info.imageRect.GetWidth();
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}
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if(x > w){
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w = x;
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}
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}
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return MakeVector2(w, h);
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}
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void Quake3Font::Draw(const std::string &txt,
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spades::Vector2 offset,
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float scale,
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spades::Vector4 color) {
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float x = 0.f, y = 0;
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if(scale == 1.f){
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offset.x = floorf(offset.x);
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offset.y = floorf(offset.y);
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}
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renderer->SetColor(color);
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for(size_t i = 0; i < txt.size(); i++){
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int ch = ((int)txt[i]) & 127;
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if(ch == 13 || ch == 10){
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// new line
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x = 0.f;
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y += (float)glyphHeight;
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continue;
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}
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SPAssert(ch >= 0); SPAssert(ch < 128);
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const GlyphInfo& info = glyphs[ch];
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if(info.type == Invalid)
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continue;
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else if(info.type == Space){
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x += spaceWidth;
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}else if(info.type == Image ) {
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AABB2 rt(x * scale + offset.x, y * scale + offset.y,
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info.imageRect.GetWidth() * scale,
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info.imageRect.GetHeight() * scale);
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renderer->DrawImage(tex, rt, info.imageRect);
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x += info.imageRect.GetWidth();
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}
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}
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}
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}
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}
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