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annotate mde/gui/renderer/SimpleRenderer.d @ 91:4d5d53e4f881

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Shared alignment for dynamic content lists - finally implemented! Lots of smaller changes too. Some debugging improvements. When multiple .mtt files are read for merging, files with invalid headers are ignored and no error is thrown so long as at least one file os valid.
author Diggory Hardy <diggory.hardy@gmail.com>
date Thu, 16 Oct 2008 17:43:48 +0100
parents ea58f277f487
children 08a4ae11454b
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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 = b = 6;
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47 } else
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48 t = b = 0;
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49 }
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50 border += resize;
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51 return border;
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52 }
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53
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54 RESIZE_TYPE getResizeType (wdim cx, wdim cy, wdim w, wdim h) {
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55 RESIZE_TYPE resizeType = RESIZE_TYPE.NONE;
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56 if (cx < resize.l || cx >= w - resize.r ||
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57 cy < resize.t || cy >= h - resize.b) { // window is being resized
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58 /* check for resizes (different to above; use whole border giving larger area for
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59 * diagonal resizes). */
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60
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61 if (wSizable) {
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62 if (cx < border.l)
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63 resizeType = RESIZE_TYPE.L;
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64 else if (cx >= w - border.r)
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65 resizeType = RESIZE_TYPE.R;
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66 }
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67 if (hSizable) {
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68 if (cy < border.t)
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69 resizeType |= RESIZE_TYPE.T;
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70 else if (cy >= h - border.b)
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71 resizeType |= RESIZE_TYPE.B;
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72 }
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73 }
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74 return resizeType;
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75 }
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76
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77 wdim layoutSpacing () {
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78 return 4;
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79 }
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80
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81
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82 //FIXME - make these do something
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83 void restrict (wdim x, wdim y, wdim w, wdim h) {}
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84 void relax () {}
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85
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86 void drawWindow (wdim x, wdim y, wdim w, wdim h) {
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87 gl.setColor (0f, 0f, .7f);
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88 gl.drawBox (x,y, w,h);
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89
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90 gl.setColor (0f, 0f, 1f);
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91 gl.drawBox (x+resize.l, y+resize.t, w-resize.l-resize.r, h-resize.t-resize.b);
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92
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93 gl.setColor (.3f, .3f, .3f);
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94 gl.drawBox (x+border.l, y+border.t, w-border.l-border.r, h-border.t-border.b);
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95 }
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96
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97 void drawWidgetBack (wdim x, wdim y, wdim w, wdim h) {
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98 debug {
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99 gl.setColor (0f, .2f, .2f);
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100 gl.drawBox (x,y, w,h);
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101 }
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102 }
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103
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104 void drawBlank (wdim x, wdim y, wdim w, wdim h) {
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105 gl.setColor (.4f, .4f, .4f);
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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 void drawButton (wdim x, wdim y, wdim w, wdim h, bool pushed) {
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110 if (pushed)
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111 gl.setColor (1f, 0f, 1f);
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112 else
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113 gl.setColor (.6f, 0f, .6f);
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114 gl.drawBox (x,y, w,h);
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115 }
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116
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117 protected:
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118 bool wSizable, hSizable;
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119 BorderDimensions border;
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120 BorderDimensions resize;
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121 }