ASCII for key events, save and Textarea (no caret, yet)

1 files changed, 80 insertions, 0 deletions

diff --git a/src/interface/Textarea.cpp b/src/interface/Textarea.cpp
new file mode 100644
index 0000000..fecc390
--- /dev/null
+++ b/src/interface/Textarea.cpp
@@ -0,0 +1,80 @@
+/*
+ * Textarea.cpp
+ *
+ *  Created on: Jan 29, 2012
+ *      Author: Simon
+ */
+
+#include <iostream>
+#include "Textarea.h"
+
+using namespace ui;
+
+Textarea::Textarea(Point position, Point size, std::string textboxText):
+	Textbox(position, size, textboxText)
+{
+	updateMultiline();
+}
+
+void Textarea::SetText(std::string text)
+{
+	this->text = text;
+	updateMultiline();
+}
+
+void Textarea::updateMultiline()
+{
+	char * rawText = (char*)malloc(text.length()+1);
+	memcpy(rawText, text.c_str(), text.length());
+	rawText[text.length()] = 0;
+
+	int currentWidth = 0;
+	char * lastSpace = NULL;
+	char * currentWord = rawText;
+	char * nextSpace;
+	while(true)
+	{
+		nextSpace = strchr(currentWord+1, ' ');
+		if(nextSpace)
+			nextSpace[0] = 0;
+		int width = Graphics::textwidth(currentWord);
+		if(width+currentWidth > Size.X-6)
+		{
+			currentWidth = width;
+			currentWord[0] = '\n';
+		}
+		else
+			currentWidth += width;
+		if(nextSpace)
+			nextSpace[0] = ' ';
+		if(!(currentWord = strchr(currentWord+1, ' ')))
+			break;
+	}
+	textLines = rawText;
+}
+
+void Textarea::OnKeyPress(int key, Uint16 character, bool shift, bool ctrl, bool alt)
+{
+	Textbox::OnKeyPress(key, character, shift, ctrl, alt);
+	updateMultiline();
+}
+
+void Textarea::Draw(const Point &screenPos)
+{
+	Graphics * g = ui::Engine::Ref().g;
+	if(IsFocused())
+	{
+		g->drawrect(screenPos.X, screenPos.Y, Size.X, Size.Y, 255, 255, 255, 255);
+		g->drawtext(screenPos.X+3, screenPos.Y+3, textLines, 255, 255, 255, 255);
+	}
+	else
+	{
+		g->drawrect(screenPos.X, screenPos.Y, Size.X, Size.Y, 160, 160, 160, 255);
+		g->drawtext(screenPos.X+3, screenPos.Y+3, textLines, 160, 160, 160, 255);
+	}
+}
+
+Textarea::~Textarea() {
+	// TODO Auto-generated destructor stub
+}
+