Mercurial > fife-parpg

annotate engine/core/view/renderers/floatingtextrenderer.cpp @ 405:cfe2f6db4964

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Reverting my last change to camera.cpp. It caused unexpected results with rotated tiles.
author prock@33b003aa-7bff-0310-803a-e67f0ece8222
date Fri, 29 Jan 2010 15:55:47 +0000
parents 90005975cdbb
children 16c2b3ee59ce
rev   line source
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1 /***************************************************************************
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2 * Copyright (C) 2005-2008 by the FIFE team *
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3 * http://www.fifengine.de *
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4 * This file is part of FIFE. *
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5 * *
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6 * FIFE is free software; you can redistribute it and/or *
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7 * modify it under the terms of the GNU Lesser General Public *
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8 * License as published by the Free Software Foundation; either *
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9 * version 2.1 of the License, or (at your option) any later version. *
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10 * *
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11 * This library is distributed in the hope that it will be useful, *
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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14 * Lesser General Public License for more details. *
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15 * *
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16 * You should have received a copy of the GNU Lesser General Public *
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17 * License along with this library; if not, write to the *
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18 * Free Software Foundation, Inc., *
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19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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20 ***************************************************************************/
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21
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22 // Standard C++ library includes
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23
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24 // 3rd party library includes
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25
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26 // FIFE includes
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27 // These includes are split up in two parts, separated by one empty line
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28 // First block: files included from the FIFE root src directory
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29 // Second block: files included from the same folder
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30 #include "video/renderbackend.h"
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31 #include "util/math/fife_math.h"
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32 #include "util/log/logger.h"
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33 #include "video/fonts/abstractfont.h"
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34 #include "video/image.h"
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35 #include "model/structures/instance.h"
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36 #include "model/structures/layer.h"
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37 #include "model/structures/location.h"
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38
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39 #include "view/visual.h"
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40 #include "view/camera.h"
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41 #include "floatingtextrenderer.h"
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42
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43
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44 namespace FIFE {
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45 static Logger _log(LM_VIEWVIEW);
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46
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47
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48 FloatingTextRenderer::FloatingTextRenderer(RenderBackend* renderbackend, int position, AbstractFont* font):
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49 RendererBase(renderbackend, position),
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50 m_font(font) {
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51 setEnabled(true);
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52 }
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53
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54 FloatingTextRenderer::FloatingTextRenderer(const FloatingTextRenderer& old):
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55 RendererBase(old),
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56 m_font(old.m_font) {
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57 setEnabled(true);
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58 }
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59
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60 RendererBase* FloatingTextRenderer::clone() {
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61 return new FloatingTextRenderer(*this);
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62 }
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63
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64 FloatingTextRenderer::~FloatingTextRenderer() {
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65 }
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66
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67 void FloatingTextRenderer::render(Camera* cam, Layer* layer, std::vector<Instance*>& instances) {
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68 if (!m_font) {
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69 return;
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70 }
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71
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72 std::vector<Instance*>::const_iterator instance_it = instances.begin();
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73 const std::string* saytext = NULL;
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74
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75 for (;instance_it != instances.end(); ++instance_it) {
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76 Instance* instance = *instance_it;
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77 saytext = instance->getSayText();
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78 if (saytext) {
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79 InstanceVisual* visual = instance->getVisual<InstanceVisual>();
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80 const Rect& ir = visual->getCacheItem(cam).dimensions;
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81 m_font->setColor(25,25,112);
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82 Image* img = m_font->getAsImageMultiline(*saytext);
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83 Rect r;
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84 r.x = (ir.x + ir.w/2) - img->getWidth()/2; /// the center of the text rect is always aligned to the instance's rect center.
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85 r.y = ir.y- img->getHeight(); /// make the text rect floating higher than the instance.
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86 r.w = img->getWidth();
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87 r.h = img->getHeight();
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88 img->render(r);
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89 }
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90 }
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91 }
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92
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93 FloatingTextRenderer* FloatingTextRenderer::getInstance(IRendererContainer* cnt) {
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94 return dynamic_cast<FloatingTextRenderer*>(cnt->getRenderer("FloatingTextRenderer"));
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95 }
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96 }