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annotate mde/gui/renderer/SimpleRenderer.d @ 43:1530d9c04d4d

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Column/row resizing implemented for GridLayoutWidget (finally)! Also new exitImmediately option and a few debug scope(failure) log messages. committer: Diggory Hardy <diggory.hardy@gmail.com>
author Diggory Hardy <diggory.hardy@gmail.com>
date Thu, 15 May 2008 10:39:57 +0100
parents b3a6ca4516b4
children d43523ed4b62
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1 /* LICENSE BLOCK
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2 Part of mde: a Modular D game-oriented Engine
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3 Copyright © 2007-2008 Diggory Hardy
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4
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5 This program is free software: you can redistribute it and/or modify it under the terms
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6 of the GNU General Public License as published by the Free Software Foundation, either
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7 version 2 of the License, or (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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10 without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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11 See the GNU General Public License for more details.
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12
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13 You should have received a copy of the GNU General Public License
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14 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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15
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16 /** A simple renderer. */
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17 module mde.gui.renderer.SimpleRenderer;
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18
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19 import mde.gui.renderer.IRenderer;
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20
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21 import gl = mde.gl.basic;
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22
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23 /** Interface for renderers.
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24 *
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25 * Renderers provide unified drawing methods for widget, e.g. to draw a window background, a frame,
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26 * or a button. The renderer will effectively be synonymous with the theme, except that a scripted
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27 * renderer may also be available.
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28 *
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29 * The renderer is intended to be per-GUI. */
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30 class SimpleRenderer : IRenderer
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31 {
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32 BorderDimensions setSizable (bool wS, bool hS) {
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33 wSizable = wS;
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34 hSizable = hS;
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35
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36 // Set the border size based on the above
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37 with (border) {
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38 l = r = t = b = 14;
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39 }
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40 with (resize) {
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41 if (wSizable)
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42 l = r = 6;
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43 else
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44 l = r = 0;
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45 if (hSizable) {
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46 t = 2;
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47 b = 6;
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48 } else
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49 t = b = 0;
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50 }
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51 border += resize;
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52 return border;
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53 }
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54
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55 RESIZE_TYPE getResizeType (int cx, int cy, int w, int h) {
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56 RESIZE_TYPE resizeType = RESIZE_TYPE.NONE;
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57 if (cx < resize.l || cx >= w - resize.r ||
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58 cy < resize.t || cy >= h - resize.b) { // window is being resized
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59 /* check for resizes (different to above; use whole border giving larger area for
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60 * diagonal resizes). */
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61
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62 if (wSizable) {
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63 if (cx < border.l)
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64 resizeType = RESIZE_TYPE.L;
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65 else if (cx >= w - border.r)
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66 resizeType = RESIZE_TYPE.R;
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67 }
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68 if (hSizable) {
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69 if (cy < border.t)
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70 resizeType |= RESIZE_TYPE.T;
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71 else if (cy >= h - border.b)
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72 resizeType |= RESIZE_TYPE.B;
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73 }
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74 }
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75 return resizeType;
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76 }
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77
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78 int layoutSpacing () {
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79 return 4;
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80 }
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81
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82
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83 void drawWindow (int x, int y, int w, int h) {
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84 gl.setColor (0f, 0f, .7f);
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85 gl.drawBox (x,y, w,h);
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86
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87 gl.setColor (0f, 0f, 1f);
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88 gl.drawBox (x+resize.l, y+resize.t, w-resize.l-resize.r, h-resize.t-resize.b);
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89
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90 gl.setColor (.3f, .3f, .3f);
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91 gl.drawBox (x+border.l, y+border.t, w-border.l-border.r, h-border.t-border.b);
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92 }
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93
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94 void drawWidgetBack (int x, int y, int w, int h) {}
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95
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96 void drawBlank (int x, int y, int w, int h) {
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97 gl.setColor (.4f, .4f, .4f);
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98 gl.drawBox (x,y, w,h);
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99 }
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100
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101 void drawButton (int x, int y, int w, int h, bool pushed) {
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102 if (pushed)
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103 gl.setColor (1f, 0f, 1f);
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104 else
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105 gl.setColor (.6f, 0f, .6f);
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106 gl.drawBox (x,y, w,h);
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107 }
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108
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109 protected:
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110 bool wSizable, hSizable;
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111 BorderDimensions border;
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112 BorderDimensions resize;
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113 }