add testblock

TextBlock.cpp

@@ -0,0 +1,24 @@
+#include "TextBlock.hpp"
+
+#include <string.h>
+#include <GUI_Paint.h>
+
+
+//namespace myink { namespace ui {
+
+TextBlock::TextBlock(const char * t, const TextBlockStyleProperties & s): text(t), style(s)
+{
+}
+
+TextBlock::~TextBlock()
+{
+}
+
+PositionalProperties TextBlock::draw(const PositionalProperties & p)
+{
+    auto font = style.font;
+    Paint_DrawString_EN(p.left, p.top, text, &font, style.background_color, style.font_color);
+    return { p.left, p.top, strlen(text) * font.Width, font.Height};
+}
+    
+//}}