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annotate mde/gui/renderer/IRenderer.d @ 38:8c4c96f04e7f

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Windows can now be resized! Windows have both a resize border and a move border with independant size for each side. Windows resizing support. committer: Diggory Hardy <diggory.hardy@gmail.com>
author Diggory Hardy <diggory.hardy@gmail.com>
date Mon, 05 May 2008 17:02:21 +0100
parents 052df9b2fe07
children b3a6ca4516b4
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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 /** Interface for the renderer. This is planned to replace decoration.d */
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17 module mde.gui.renderer.IRenderer;
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18
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19 /** Interface for renderers.
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20 *
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21 * Renderers provide unified drawing methods for widget, e.g. to draw a window background, a frame,
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22 * or a button. The renderer will effectively be synonymous with the theme, except that a scripted
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23 * renderer may also be available.
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24 *
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25 * The renderer is intended to be per-GUI. */
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26 interface IRenderer
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27 {
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28 //BEGIN Get dimensions
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29 /// A container for the dimensions
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30 struct BorderDimensions {
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31 /// The dimensions: left, top, right, bottom
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32 ubyte l, t, r, b;
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34 void opAddAssign (BorderDimensions d) {
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35 l += d.l;
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36 t += d.t;
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37 r += d.r;
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38 b += d.b;
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39 }
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40 }
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41
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42 /// An enum for border types
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43 enum BORDER_TYPES {
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44 WINDOW_TOTAL,
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45 WINDOW_RESIZE,
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46 }
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47
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48 /** Return the renderer's window border width.
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49 *
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50 * Type should be an element of BORDER_TYPES; if not the method may throw or simply return
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51 * without an error. */
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52 BorderDimensions getBorder (BORDER_TYPES type);
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54 /** Return the renderer's between-widget spacing (for layout widgets). */
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55 int layoutSpacing ();
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56 //END Get dimensions
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57
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58 //BEGIN draw routines
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59 /** Draw a window border plus background. */
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60 void drawWindow (int x, int y, int w, int h);
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62 /** Draws a widget background. Usually doesn't do anything since backgrounds are transparent. */
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63 void drawWidgetBack (int x, int y, int w, int h);
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64
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65 /** Draws a button frame, in if pushed == true. */
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66 void drawButton (int x, int y, int w, int h, bool pushed);
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67 //END draw routines
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68 }