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annotate engine/core/view/renderers/cellselectionrenderer.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 51cc05d862f2
children 16c2b3ee59ce
rev   line source
0
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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. *
0
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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. *
0
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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 "model/metamodel/grids/cellgrid.h"
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34 #include "model/structures/instance.h"
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35 #include "model/structures/layer.h"
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36 #include "model/structures/location.h"
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37
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38 #include "view/camera.h"
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39 #include "cellselectionrenderer.h"
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40
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41
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42 namespace FIFE {
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43 static Logger _log(LM_VIEWVIEW);
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44
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45 CellSelectionRenderer::CellSelectionRenderer(RenderBackend* renderbackend, int position):
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46 RendererBase(renderbackend, position) {
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47 setEnabled(true);
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48 }
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49
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50 CellSelectionRenderer::CellSelectionRenderer(const CellSelectionRenderer& old):
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51 RendererBase(old) {
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52 setEnabled(true);
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53 }
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54
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55 RendererBase* CellSelectionRenderer::clone() {
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56 return new CellSelectionRenderer(*this);
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57 }
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58
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59 CellSelectionRenderer::~CellSelectionRenderer() {
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60 }
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61
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62 CellSelectionRenderer* CellSelectionRenderer::getInstance(IRendererContainer* cnt) {
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63 return dynamic_cast<CellSelectionRenderer*>(cnt->getRenderer("CellSelectionRenderer"));
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64 }
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65
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66 void CellSelectionRenderer::reset() {
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67 m_locations.clear();
0
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68 }
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69
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70 void CellSelectionRenderer::selectLocation(const Location* loc) {
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71 if (loc) {
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72 std::vector<Location>::const_iterator it = m_locations.begin();
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73 for (; it != m_locations.end(); it++) {
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74 if (*it == *loc) return;
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75 }
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76
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77 m_locations.push_back(Location(*loc));
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78 }
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79 }
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80
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81 void CellSelectionRenderer::deselectLocation(const Location* loc) {
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82 if (loc) {
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83 std::vector<Location>::iterator it = m_locations.begin();
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84 for (; it != m_locations.end(); it++) {
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85 if (*it == *loc) {
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86 m_locations.erase(it);
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87 break;
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88 }
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89 }
0
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90 }
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91 }
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92
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93 void CellSelectionRenderer::render(Camera* cam, Layer* layer, std::vector<Instance*>& instances) {
255
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94 std::vector<Location>::const_iterator locit = m_locations.begin();
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95
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96 for (; locit != m_locations.end(); locit++) {
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97 const Location loc = *locit;
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98 if (layer != loc.getLayer()) {
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99 continue;
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100 }
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101
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102 CellGrid* cg = layer->getCellGrid();
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103 if (!cg) {
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104 FL_WARN(_log, "No cellgrid assigned to layer, cannot draw selection");
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105 continue;
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106 }
0
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107
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108 std::vector<ExactModelCoordinate> vertices;
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109 cg->getVertices(vertices, loc.getLayerCoordinates());
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110 std::vector<ExactModelCoordinate>::const_iterator it = vertices.begin();
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diff changeset
111 ScreenPoint firstpt = cam->toScreenCoordinates(cg->toMapCoordinates(*it));
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
112 Point pt1(firstpt.x, firstpt.y);
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
113 Point pt2;
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
114 ++it;
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
115 for (; it != vertices.end(); it++) {
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
116 ScreenPoint pts = cam->toScreenCoordinates(cg->toMapCoordinates(*it));
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
117 pt2.x = pts.x; pt2.y = pts.y;
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
118 Point cpt1 = pt1;
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
119 Point cpt2 = pt2;
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
120 m_renderbackend->drawLine(cpt1, cpt2, 255, 0, 0);
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
121 pt1 = pt2;
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
122 }
51cc05d862f2 Merged editor_rewrite branch to trunk.
cheesesucker@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 46
diff changeset
123 m_renderbackend->drawLine(pt2, Point(firstpt.x, firstpt.y), 255, 0, 0);
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
124 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
125 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
126 }