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engines/hpl1/engine/gui/WidgetLabel.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 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/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#include "hpl1/engine/gui/WidgetLabel.h"
+
+#include "hpl1/engine/system/String.h"
+#include "hpl1/engine/system/low_level_system.h"
+
+#include "hpl1/engine/graphics/font_data.h"
+
+#include "hpl1/engine/math/Math.h"
+
+#include "hpl1/engine/gui/Gui.h"
+#include "hpl1/engine/gui/GuiGfxElement.h"
+#include "hpl1/engine/gui/GuiSet.h"
+#include "hpl1/engine/gui/GuiSkin.h"
+
+namespace hpl {
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cWidgetLabel::cWidgetLabel(cGuiSet *apSet, cGuiSkin *apSkin) : iWidget(eWidgetType_Label, apSet, apSkin) {
+	mbWordWrap = false;
+	mTextAlign = eFontAlign_Left;
+
+	mlMaxCharacters = -1;
+}
+
+//-----------------------------------------------------------------------
+
+cWidgetLabel::~cWidgetLabel() {
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+//-----------------------------------------------------------------------
+
+void cWidgetLabel::SetMaxTextLength(int alLength) {
+	if (mlMaxCharacters == alLength)
+		return;
+
+	mlMaxCharacters = alLength;
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PROTECTED METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+void cWidgetLabel::OnLoadGraphics() {
+}
+
+//-----------------------------------------------------------------------
+
+void cWidgetLabel::OnDraw(float afTimeStep, cGuiClipRegion *apClipRegion) {
+	////////////////////////////////
+	// Texts
+	cVector3f vOffset = 0;
+	// if(mTextAlign == eFontAlign_Center)		vOffset.x += mvSize.x/2;
+	// else
+	if (mTextAlign == eFontAlign_Right)
+		vOffset.x += mvSize.x;
+
+	if (mbWordWrap) {
+		int lChars = 0;
+		bool bEnabled = IsEnabled();
+		float fHeight = mvDefaultFontSize.y + 2;
+		tWStringVec vRows;
+		mpDefaultFontType->getWordWrapRows(mvSize.x, fHeight,
+										   mvDefaultFontSize, msText,
+										   &vRows);
+
+		for (size_t i = 0; i < vRows.size(); ++i) {
+			bool bBreak = false;
+			if (mlMaxCharacters >= 0) {
+				if (lChars + (int)vRows[i].size() > mlMaxCharacters) {
+					vRows[i] = cString::SubW(vRows[i], 0, mlMaxCharacters - lChars);
+					bBreak = true;
+				}
+				lChars += (int)vRows[i].size();
+			}
+
+			if (bEnabled)
+				DrawDefaultText(vRows[i], GetGlobalPosition() + vOffset, mTextAlign);
+			else
+				DrawSkinText(vRows[i], eGuiSkinFont_Disabled, GetGlobalPosition() + vOffset, mTextAlign);
+			vOffset.y += fHeight;
+
+			if (bBreak)
+				break;
+		}
+	} else {
+		if (mlMaxCharacters >= 0 && (int)msText.size() > mlMaxCharacters) {
+			if (IsEnabled())
+				DrawDefaultText(cString::SubW(msText, 0, mlMaxCharacters), GetGlobalPosition() + vOffset, mTextAlign);
+			else
+				DrawSkinText(cString::SubW(msText, 0, mlMaxCharacters), eGuiSkinFont_Disabled, GetGlobalPosition() + vOffset, mTextAlign);
+		} else {
+			if (IsEnabled())
+				DrawDefaultText(msText, GetGlobalPosition() + vOffset, mTextAlign);
+			else
+				DrawSkinText(msText, eGuiSkinFont_Disabled, GetGlobalPosition() + vOffset, mTextAlign);
+		}
+	}
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetLabel::OnMouseMove(cGuiMessageData &aData) {
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetLabel::OnMouseDown(cGuiMessageData &aData) {
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetLabel::OnMouseUp(cGuiMessageData &aData) {
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetLabel::OnMouseEnter(cGuiMessageData &aData) {
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetLabel::OnMouseLeave(cGuiMessageData &aData) {
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+} // namespace hpl