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comparison engine/core/gui/widgets/clicklabel.cpp @ 0:4a0efb7baf70

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* Datasets becomes the new trunk and retires after that :-)
author mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
date Sun, 29 Jun 2008 18:44:17 +0000
parents
children 90005975cdbb
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-1:000000000000 0:4a0efb7baf70
1 /***************************************************************************
2 * Copyright (C) 2005-2008 by the FIFE team *
3 * http://www.fifengine.de *
4 * This file is part of FIFE. *
5 * *
6 * FIFE is free software; you can redistribute it and/or modify *
7 * it under the terms of the GNU General Public License as published by *
8 * the Free Software Foundation; either version 2 of the License, or *
9 * (at your option) any later version. *
10 * *
11 * This program is distributed in the hope that it will be useful, *
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14 * GNU General Public License for more details. *
15 * *
16 * You should have received a copy of the GNU General Public License *
17 * along with this program; if not, write to the *
18 * Free Software Foundation, Inc., *
19 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
20 ***************************************************************************/
21
22 // Standard C++ library includes
23 #include <cassert>
24
25 // 3rd party library includes
26
27 // FIFE includes
28 // These includes are split up in two parts, separated by one empty line
29 // First block: files included from the FIFE root src directory
30 // Second block: files included from the same folder
31 #include "gui/base/gui_font.h"
32 #include "util/base/exception.h"
33 #include "video/image.h"
34
35 #include "clicklabel.h"
36
37 namespace gcn {
38 ClickLabel::ClickLabel() {
39 mGuiFont = static_cast<FIFE::GuiFont*> (getFont());
40 // setAlignment(Graphics::LEFT);
41 setTextWrapping(false);
42 setFrameSize(0);
43
44 addMouseListener(this);
45 addKeyListener(this);
46 addFocusListener(this);
47
48 }
49
50 ClickLabel::ClickLabel(const std::string& caption) {
51 mGuiFont = static_cast<FIFE::GuiFont*> (getFont());
52 // setAlignment(Graphics::LEFT);
53 setTextWrapping(false);
54 setCaption(caption);
55 setFrameSize(0);
56
57 addMouseListener(this);
58 addKeyListener(this);
59 addFocusListener(this);
60
61 wrapText();
62 }
63
64 ClickLabel::~ClickLabel() {
65 }
66
67 void ClickLabel::setCaption(const std::string& caption) {
68 mCaption = caption;
69 mGuiFont = static_cast<FIFE::GuiFont*> (getFont());
70 wrapText();
71 }
72
73 const std::string& ClickLabel::getCaption() const {
74 return mCaption;
75 }
76
77 void ClickLabel::setWidth(int width) {
78 Widget::setWidth(width);
79 wrapText();
80 }
81
82 void ClickLabel::draw(Graphics* graphics) {
83
84 if (mGuiFont != static_cast<FIFE::GuiFont*> (getFont())) {
85 mGuiFont = static_cast<FIFE::GuiFont*> (getFont());
86 wrapText();
87 adjustSize();
88 }
89
90 int textX = 0;
91 int textY = 0;
92
93 if (mGuiFont) {
94 if( isTextWrapping() ) {
95 mGuiFont->drawMultiLineString(graphics, mWrappedText, textX, textY);
96 } else {
97 mGuiFont->drawMultiLineString(graphics, mCaption, textX, textY);
98 }
99 }
100 }
101
102 void ClickLabel::setTextWrapping(bool textWrapping) {
103 bool wrappingEnabled = !mTextWrapping && textWrapping;
104 mTextWrapping = textWrapping;
105 if (wrappingEnabled) {
106 wrapText();
107 }
108 }
109
110 bool ClickLabel::isTextWrapping() const {
111 return mTextWrapping;
112 }
113
114 void ClickLabel::adjustSize() {
115 if (mGuiFont) {
116 FIFE::Image* image;
117 if( isTextWrapping() ) {
118 image = mGuiFont->getAsImageMultiline(mWrappedText);
119 } else {
120 image = mGuiFont->getAsImage(mCaption);
121 }
122 setWidth( image->getWidth() );
123 setHeight( image->getHeight() );
124 }
125 }
126
127 void ClickLabel::wrapText() {
128 if( isTextWrapping() && mGuiFont ) {
129 mWrappedText = mGuiFont->splitTextToWidth(mCaption,getWidth());
130 }
131 }
132
133
134 void ClickLabel::mousePressed(MouseEvent& mouseEvent)
135 {
136 if (mouseEvent.getButton() == MouseEvent::LEFT) {
137 mMousePressed = true;
138 mouseEvent.consume();
139 }
140 }
141
142 void ClickLabel::mouseExited(MouseEvent& mouseEvent)
143 {
144 mHasMouse = false;
145 }
146
147 void ClickLabel::mouseEntered(MouseEvent& mouseEvent)
148 {
149 mHasMouse = true;
150 }
151
152 void ClickLabel::mouseReleased(MouseEvent& mouseEvent)
153 {
154 if (mouseEvent.getButton() == MouseEvent::LEFT && mMousePressed && mHasMouse) {
155 mMousePressed = false;
156 distributeActionEvent();
157 mouseEvent.consume();
158 } else if (mouseEvent.getButton() == MouseEvent::LEFT) {
159 mMousePressed = false;
160 mouseEvent.consume();
161 }
162 }
163
164 void ClickLabel::mouseDragged(MouseEvent& mouseEvent)
165 {
166 mouseEvent.consume();
167 }
168
169 void ClickLabel::keyPressed(KeyEvent& keyEvent)
170 {
171 Key key = keyEvent.getKey();
172
173 if (key.getValue() == Key::ENTER || key.getValue() == Key::SPACE) {
174 mKeyPressed = true;
175 keyEvent.consume();
176 }
177 }
178
179 void ClickLabel::keyReleased(KeyEvent& keyEvent)
180 {
181 Key key = keyEvent.getKey();
182
183 if ((key.getValue() == Key::ENTER || key.getValue() == Key::SPACE) && mKeyPressed) {
184 mKeyPressed = false;
185 distributeActionEvent();
186 keyEvent.consume();
187 }
188 }
189
190 void ClickLabel::focusLost(const Event& event)
191 {
192 mMousePressed = false;
193 mKeyPressed = false;
194 }
195 }