Extend theming for textpreview.

New theme file: textpreview.xml
Theme option: padding

2 files changed, 45 insertions, 6 deletions

diff --git a/src/gui/widgets/textpreview.cpp b/src/gui/widgets/textpreview.cpp
index 47cd71dfa..f9f0269c0 100644
--- a/src/gui/widgets/textpreview.cpp
+++ b/src/gui/widgets/textpreview.cpp
@@ -31,7 +31,9 @@
 
 #include "debug.h"
 
+int TextPreview::instances = 0;
 float TextPreview::mAlpha = 1.0;
+Skin *TextPreview::mSkin = nullptr;
 
 TextPreview::TextPreview(const Widget2 *const widget,
                          const std::string &text) :
@@ -45,8 +47,33 @@ TextPreview::TextPreview(const Widget2 *const widget,
     mTextAlpha(false),
     mOpaque(false),
     mShadow(false),
-    mOutline(false)
+    mOutline(false),
+    mPadding(0)
 {
+    if (instances == 0)
+    {
+        if (Theme::instance())
+            mSkin = Theme::instance()->load("textpreview.xml", "");
+    }
+
+    instances++;
+
+    if (mSkin)
+        mPadding = mSkin->getOption("padding", 0);
+
+    adjustSize();
+}
+
+TextPreview::~TextPreview()
+{
+    instances--;
+
+    if (instances == 0)
+    {
+        Theme *const theme = Theme::instance();
+        if (theme)
+            theme->unload(mSkin);
+    }
 }
 
 void TextPreview::draw(gcn::Graphics* graphics)
@@ -78,11 +105,16 @@ void TextPreview::draw(gcn::Graphics* graphics)
                                           static_cast<int>(mTextBGColor->g),
                                           static_cast<int>(mTextBGColor->b),
                                           static_cast<int>(mAlpha * 255.0f)));
-            graphics->fillRectangle(gcn::Rectangle(1, 1, x, y));
+            graphics->fillRectangle(gcn::Rectangle(mPadding, mPadding, x, y));
         }
     }
 
-    TextRenderer::renderText(graphics, mText, 2, 2, gcn::Graphics::LEFT,
-        gcn::Color(mTextColor->r, mTextColor->g, mTextColor->b, alpha),
-        mFont, mOutline, mShadow);
+    TextRenderer::renderText(graphics, mText, mPadding + 1, mPadding + 1,
+        gcn::Graphics::LEFT, gcn::Color(mTextColor->r, mTextColor->g,
+        mTextColor->b, alpha), mFont, mOutline, mShadow);
+}
+
+void TextPreview::adjustSize()
+{
+    setHeight(getFont()->getHeight() + 2 * mPadding);
 }
diff --git a/src/gui/widgets/textpreview.h b/src/gui/widgets/textpreview.h
index 5e84900ff..6af6cccf9 100644
--- a/src/gui/widgets/textpreview.h
+++ b/src/gui/widgets/textpreview.h
@@ -42,13 +42,15 @@ class TextPreview final : public gcn::Widget,
 
         A_DELETE_COPY(TextPreview)
 
+        ~TextPreview();
+
         /**
          * Sets the color the text is printed in.
          *
          * @param color the color to set
          */
         inline void setTextColor(const gcn::Color *color)
-        { mTextColor = color; }
+        { mTextColor = color; adjustSize(); }
 
         /**
          * Sets the text to use the set alpha value.
@@ -122,6 +124,8 @@ class TextPreview final : public gcn::Widget,
         bool isOpaque() const
         { return mOpaque; }
 
+        void adjustSize();
+
     private:
         gcn::Font *mFont;
         std::string mText;
@@ -132,7 +136,10 @@ class TextPreview final : public gcn::Widget,
         bool mOpaque;
         bool mShadow;
         bool mOutline;
+        int mPadding;
+        static int instances;
         static float mAlpha;
+        static Skin *mSkin;
 };
 
 #endif