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authorAndrei Karas <akaras@inbox.ru>2012-02-28 20:34:46 +0300
committerAndrei Karas <akaras@inbox.ru>2012-02-28 21:23:46 +0300
commitb985de6e83790bd02bd63e3ed47a3a79592b08da (patch)
treec7cd3e0c0f1b3a5791874c847624444ab2578651 /src/gui/widgets/button.cpp
parent0a58e4d746fe3845040cce79659072fd0a31e094 (diff)
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Add image support for buttons.
Diffstat (limited to 'src/gui/widgets/button.cpp')
-rw-r--r--src/gui/widgets/button.cpp191
1 files changed, 171 insertions, 20 deletions
diff --git a/src/gui/widgets/button.cpp b/src/gui/widgets/button.cpp
index 2867e3d39..10a64a3d3 100644
--- a/src/gui/widgets/button.cpp
+++ b/src/gui/widgets/button.cpp
@@ -32,6 +32,7 @@
#include "gui/theme.h"
#include "resources/image.h"
+#include "resources/imageset.h"
#include "utils/dtor.h"
@@ -69,30 +70,92 @@ static ButtonData const data[BUTTON_COUNT] =
ImageRect Button::button[BUTTON_COUNT];
-Button::Button():
+Button::Button() :
mDescription(""), mClickCount(0),
mTag(0),
mVertexes(new GraphicsVertexes()),
mRedraw(true),
mMode(0),
mXOffset(0),
- mYOffset(0)
+ mYOffset(0),
+ mImages(nullptr),
+ mImageSet(nullptr)
{
init();
+ adjustSize();
}
Button::Button(const std::string &caption, const std::string &actionEventId,
- gcn::ActionListener *listener):
+ gcn::ActionListener *listener) :
gcn::Button(caption),
- mDescription(""), mClickCount(0),
+ mDescription(""),
+ mClickCount(0),
+ mTag(0),
+ mVertexes(new GraphicsVertexes()),
+ mRedraw(true),
+ mMode(0),
+ mXOffset(0),
+ mYOffset(0),
+ mImages(nullptr),
+ mImageSet(nullptr),
+ mImageWidth(0),
+ mImageHeight(0)
+{
+ init();
+ adjustSize();
+ setActionEventId(actionEventId);
+
+ if (listener)
+ addActionListener(listener);
+}
+
+Button::Button(const std::string &caption, const std::string &imageName,
+ int imageWidth, int imageHeight,
+ const std::string &actionEventId,
+ gcn::ActionListener *listener) :
+ gcn::Button(caption),
+ mDescription(""),
+ mClickCount(0),
+ mTag(0),
+ mVertexes(new GraphicsVertexes()),
+ mRedraw(true),
+ mMode(0),
+ mXOffset(0),
+ mYOffset(0),
+ mImages(nullptr),
+ mImageSet(nullptr),
+ mImageWidth(imageWidth),
+ mImageHeight(imageHeight)
+{
+ init();
+ loadImage(imageName);
+ adjustSize();
+ setActionEventId(actionEventId);
+
+ if (listener)
+ addActionListener(listener);
+}
+
+Button::Button(const std::string &imageName, int imageWidth, int imageHeight,
+ const std::string &actionEventId,
+ gcn::ActionListener *listener) :
+ gcn::Button(""),
+ mDescription(""),
+ mClickCount(0),
mTag(0),
mVertexes(new GraphicsVertexes()),
mRedraw(true),
mMode(0),
mXOffset(0),
- mYOffset(0)
+ mYOffset(0),
+ mImages(nullptr),
+ mImageSet(nullptr),
+ mImageWidth(imageWidth),
+ mImageHeight(imageHeight)
{
init();
+ loadImage(imageName);
+ adjustSize();
setActionEventId(actionEventId);
if (listener)
@@ -158,6 +221,41 @@ Button::~Button()
}
}
}
+ if (mImageSet)
+ {
+ mImageSet->decRef();
+ mImageSet = nullptr;
+ }
+ if (mImages)
+ {
+ for (int f = 0; f < BUTTON_COUNT; f ++)
+ mImages[f] = 0;
+ delete [] mImages;
+ mImages = nullptr;
+ }
+}
+
+void Button::loadImage(const std::string &imageName)
+{
+ if (mImageSet)
+ {
+ mImageSet->decRef();
+ mImageSet = nullptr;
+ }
+ mImageSet = Theme::getImageSetFromTheme(imageName,
+ mImageWidth, mImageHeight);
+ if (!mImageSet)
+ return;
+ mImages = new Image*[BUTTON_COUNT];
+ mImages[0] = nullptr;
+ for (int f = 0; f < BUTTON_COUNT; f ++)
+ {
+ Image *img = mImageSet->get(f);
+ if (img)
+ mImages[f] = img;
+ else
+ mImages[f] = mImages[0];
+ }
}
void Button::updateAlpha()
@@ -197,6 +295,7 @@ void Button::draw(gcn::Graphics *graphics)
updateAlpha();
+ Graphics *g2 = static_cast<Graphics*>(graphics);
bool recalc = false;
if (mRedraw)
@@ -207,8 +306,7 @@ void Button::draw(gcn::Graphics *graphics)
{
// because we don't know where parent windows was moved,
// need recalc vertexes
- gcn::ClipRectangle &rect = static_cast<Graphics*>(
- graphics)->getTopClip();
+ gcn::ClipRectangle &rect = g2->getTopClip();
if (rect.xOffset != mXOffset || rect.yOffset != mYOffset)
{
recalc = true;
@@ -220,7 +318,7 @@ void Button::draw(gcn::Graphics *graphics)
recalc = true;
mMode = mode;
}
- else if (static_cast<Graphics*>(graphics)->getRedraw())
+ else if (g2->getRedraw())
{
recalc = true;
}
@@ -230,45 +328,74 @@ void Button::draw(gcn::Graphics *graphics)
{
mRedraw = false;
mMode = mode;
- static_cast<Graphics*>(graphics)->calcWindow(mVertexes, 0, 0,
- getWidth(), getHeight(), button[mode]);
+ g2->calcWindow(mVertexes, 0, 0, getWidth(), getHeight(), button[mode]);
}
- static_cast<Graphics*>(graphics)->drawImageRect2(
- mVertexes, button[mode]);
+ g2->drawImageRect2(mVertexes, button[mode]);
-// static_cast<Graphics*>(graphics)->
-// drawImageRect(0, 0, getWidth(), getHeight(), button[mode]);
+// g2->drawImageRect(0, 0, getWidth(), getHeight(), button[mode]);
if (mode == BUTTON_DISABLED)
graphics->setColor(mDisabledColor);
else
graphics->setColor(mEnabledColor);
- int textX;
+ int textX = 0;
int textY = getHeight() / 2 - getFont()->getHeight() / 2;
+ int imageX = 0;
+ int imageY = 0;
+ if (mImages)
+ imageY = getHeight() / 2 - mImageHeight / 2;
+
+// need move calculation from draw!!!
switch (getAlignment())
{
default:
case gcn::Graphics::LEFT:
- textX = 4;
+ if (mImages)
+ {
+ imageX = 4;
+ textX = 4 + mImageWidth + 2;
+ }
+ else
+ {
+ textX = 4;
+ }
break;
case gcn::Graphics::CENTER:
- textX = getWidth() / 2;
+ if (mImages)
+ {
+ textX = getWidth() / 2;
+ int width = getFont()->getWidth(mCaption) + mImageWidth + 2;
+ imageX = getWidth() / 2 - width / 2;
+ textX = imageX + mImageWidth + 2;
+ }
+ else
+ {
+ textX = getWidth() / 2;
+ }
break;
case gcn::Graphics::RIGHT:
textX = getWidth() - 4;
+ imageX = textX - getFont()->getWidth(mCaption) - 2;
break;
-// throw GCN_EXCEPTION("Button::draw. Unknown alignment.");
}
graphics->setFont(getFont());
if (isPressed())
- graphics->drawText(getCaption(), textX + 1, textY + 1, getAlignment());
+ {
+ if (mImages)
+ g2->drawImage(mImages[mode], imageX + 1, imageY + 1);
+ g2->drawText(getCaption(), textX + 1, textY + 1, getAlignment());
+ }
else
- graphics->drawText(getCaption(), textX, textY, getAlignment());
+ {
+ if (mImages)
+ g2->drawImage(mImages[mode], imageX, imageY);
+ g2->drawText(getCaption(), textX, textY, getAlignment());
+ }
}
void Button::mouseReleased(gcn::MouseEvent& mouseEvent)
@@ -298,3 +425,27 @@ void Button::widgetMoved(const gcn::Event &event A_UNUSED)
{
mRedraw = true;
}
+
+void Button::adjustSize()
+{
+ if (mImages)
+ {
+ setWidth(getFont()->getWidth(mCaption)
+ + mImageWidth + 2 + 2 * mSpacing);
+ int height = getFont()->getHeight();
+ if (height < mImageHeight)
+ height = mImageHeight;
+ setHeight(height + 2 * mSpacing);
+ }
+ else
+ {
+ setWidth(getFont()->getWidth(mCaption) + 2 * mSpacing);
+ setHeight(getFont()->getHeight() + 2 * mSpacing);
+ }
+}
+
+void Button::setCaption(const std::string& caption)
+{
+ mCaption = caption;
+ adjustSize();
+}