Mercurial > projects > mde
view mde/gui/widget/TextWidget.d @ 90:b525ff28774b
Widgets generated dynamically from a list can now be standard widgets selected from data files.
Started on allowing alignment to be shared between instances of a layout widget in a dynamic list (to allow column alignment of list's rows).
author | Diggory Hardy <diggory.hardy@gmail.com> |
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date | Wed, 01 Oct 2008 23:37:51 +0100 |
parents | 3dfd934100f7 |
children | 4d5d53e4f881 |
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/* LICENSE BLOCK Part of mde: a Modular D game-oriented Engine Copyright © 2007-2008 Diggory Hardy This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ /** Basic text widget and supporting code for widgets containing text. * * All content widgets have one (at least for basic content widgets) Content, from * mde.gui.content.Items . */ module mde.gui.widget.TextWidget; import mde.gui.widget.Widget; import mde.gui.exception; import mde.gui.renderer.IRenderer; import mde.gui.content.Content; import mde.font.font; /// Basic text widget class TextLabelWidget : Widget { /** Constructor for a widget containing [fixed] content. * * Widget uses the initialisation data: * [widgetID, contentID, colour] * where contentID is an ID for the string ID of the contained content * and colour is an 8-bit-per-channel RGB colour of the form 0xRRGGBB. */ this (IWidgetManager mgr, WidgetData data) { WDCheck (data, 2, 1); if (font is null) font = FontStyle.get("default"); font.updateBlock (data.strings[0], textCache); mw = cast(wdim) textCache.w; mh = cast(wdim) textCache.h; colour = Colour (data.ints[1]); super (mgr,data); } void draw () { super.draw(); font.textBlock (x,y, text, textCache, colour); } protected: char[] text; Colour colour; TextBlock textCache; static FontStyle font; } /// Adapter to ease use of ContentLabelWidget struct ContentLabelAdapter { void set (IContent c, int col) { if (font is null) font = FontStyle.get("default"); content = c; colour = Colour (cast(ubyte) (col >> 16u), cast(ubyte) (col >> 8u), cast(ubyte) col ); } void getDimensions (out wdsize w, out wdsize h) { font.updateBlock (content.toString, textCache); w = cast(wdim) textCache.w; h = cast(wdim) textCache.h; } void draw (wdabs x, wdabs y) { font.textBlock (x,y, content.toString, textCache, colour); } IContent content; TextBlock textCache; Colour colour; static FontStyle font; } /// Basic widget displaying a label from a content. class ContentLabelWidget : Widget { this (IWidgetManager mgr, WidgetData data, IContent c) { WDCheck (data, 2, 0); adapter.set (c, data.ints[1]); adapter.getDimensions (mw, mh); super (mgr,data); } void draw () { super.draw(); adapter.draw (x,y); } protected: ContentLabelAdapter adapter; }