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annotate mde/gui/widget/TextWidget.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 b525ff28774b
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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16 /** Basic text widget and supporting code for widgets containing text.
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17 *
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18 * All content widgets have one (at least for basic content widgets) Content, from
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19 * mde.gui.content.Items . */
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20 module mde.gui.widget.TextWidget;
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21
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22 import mde.gui.widget.Widget;
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23 import mde.gui.exception;
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24 import mde.gui.renderer.IRenderer;
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25 import mde.gui.content.Content;
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27 import mde.font.font;
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29 /// Adapter to ease use of ContentLabelWidget
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30 struct TextAdapter {
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31 void set (char[] c, int col) {
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32 //FIXME tie font to renderer or so
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33 if (font is null) font = FontStyle.get("default");
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34
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35 content = c;
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36 colour = Colour (col);
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37 }
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38
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39 void getDimensions (out wdsize w, out wdsize h) {
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40 font.updateBlock (content, textCache);
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41 w = cast(wdim) textCache.w;
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42 h = cast(wdim) textCache.h;
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43 }
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45 void draw (wdabs x, wdabs y) {
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46 font.textBlock (x,y, content, textCache, colour);
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47 }
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49 char[] content;
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50 TextBlock textCache;
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51 Colour colour;
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52 static FontStyle font;
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53 }
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54
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55 /// Basic text widget
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56 class TextLabelWidget : Widget
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57 {
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58 /** Constructor for a widget containing [fixed] content.
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59 *
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60 * Widget uses the initialisation data:
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61 * [widgetID, contentID, colour]
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62 * where contentID is an ID for the string ID of the contained content
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63 * and colour is an 8-bit-per-channel RGB colour of the form 0xRRGGBB. */
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64 this (IWidgetManager mgr, widgetID id, WidgetData data) {
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65 WDCheck (data, 2, 1);
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66 adapter.set (data.strings[0], data.ints[1]);
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67 adapter.getDimensions (mw, mh);
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68 super (mgr, id, data);
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69 }
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70
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71 void draw () {
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72 super.draw();
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73 adapter.draw (x,y);
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74 }
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75
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76 protected:
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77 TextAdapter adapter;
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78 }
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80 /// Basic widget displaying a label from a content.
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81 class ContentLabelWidget : Widget
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82 {
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83 this (IWidgetManager mgr, widgetID id, WidgetData data, IContent c) {
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84 WDCheck (data, 3, 0);
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85 content = c;
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86 index = data.ints[1];
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87 adapter.set (content.toString(index), data.ints[2]);
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88 adapter.getDimensions (mw, mh);
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89 super (mgr, id,data);
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90 }
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92 void draw () {
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93 super.draw();
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94 adapter.draw (x,y);
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95 }
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97 protected:
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98 TextAdapter adapter;
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99 IContent content;
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100 int index;
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101 }