@Override
protected void handleComponentUpdate(Slider component) {
if (component.isValueChanging()) {
if (!Mouse.isButtonDown(0)) {
component.setValueChanging(false);
return;
}
Point mouse = RenderUtil.calculateMouseLocation();
Container parent = component.getParent();
if (parent != null) mouse.translate(-parent.getX(), -parent.getY());
double percent = (double) (mouse.x - 4) / (double) (component.getWidth() - 6);
double value =
component.getMinimumValue()
+ percent * (component.getMaximumValue() - component.getMinimumValue());
component.setValue(value);
}
}
@Override
protected void renderComponent(Slider component) {
translateComponent(component, false);
// GL settings
glEnable(GL_BLEND);
glDisable(GL_CULL_FACE);
// area & font
Rectangle area = component.getArea();
int fontSize = theme.getFontRenderer().FONT_HEIGHT;
FontRenderer fontRenderer = theme.getFontRenderer();
// text
fontRenderer.drawString(
component.getText(), 0, 0, RenderUtil.toRGBA(component.getForegroundColor()));
// value
String content = null;
switch (component.getValueDisplay()) {
case DECIMAL:
content =
Double.toString(
(double)
(Math.round(component.getValue() / component.getIncrement())
* 1000000
* (long) (component.getIncrement() * 1000000))
/ 1000000
/ 1000000);
break;
case INTEGER:
content = String.format("%,d", Long.valueOf(Math.round(component.getValue())));
break;
case PERCENTAGE:
int percent =
(int)
Math.round(
(component.getValue() - component.getMinimumValue())
/ (component.getMaximumValue() - component.getMinimumValue())
* 100D);
content = String.format("%d%%", percent);
default:
}
if (content != null) {
String suffix = component.getContentSuffix();
if (suffix != null && !suffix.trim().isEmpty()) content = content.concat(" ").concat(suffix);
fontRenderer.drawString(
content,
component.getWidth() - fontRenderer.getStringWidth(content),
0,
RenderUtil.toRGBA(component.getForegroundColor()));
}
glDisable(GL_TEXTURE_2D);
// line
glColor4f(0.03125f, 0.03125f, 0.03125f, 0.25f);
glBegin(GL_QUADS);
{
glVertex2d(1, fontSize + 4);
glVertex2d(area.width - 1, fontSize + 4);
glVertex2d(area.width - 1, area.height - 2);
glVertex2d(1, area.height - 2);
}
glEnd();
// line shadow
glLineWidth(1.0f);
glColor4f(0.125f, 0.125f, 0.125f, 0.5f);
glBegin(GL_LINE_LOOP);
{
glVertex2d(1, fontSize + 4);
glVertex2d(area.width - 1, fontSize + 4);
glVertex2d(area.width - 1, area.height - 2);
glVertex2d(1, area.height - 2);
}
glEnd();
double sliderPercentage =
(component.getValue() - component.getMinimumValue())
/ (component.getMaximumValue() - component.getMinimumValue());
// slider
glColor4f(0.0f + (float) sliderPercentage, 1.0f - (float) sliderPercentage, 0.0f, 0.5f);
glBegin(GL_QUADS);
{
glVertex2d((area.width - 6) * sliderPercentage - 1, fontSize + 1);
glVertex2d((area.width - 6) * sliderPercentage + 7, fontSize + 1);
glVertex2d((area.width - 6) * sliderPercentage + 7, area.height + 1);
glVertex2d((area.width - 6) * sliderPercentage - 1, area.height + 1);
}
glEnd();
// slider shadow
RenderUtil.boxShadow(
(area.width - 6) * sliderPercentage - 1,
fontSize + 1,
(area.width - 6) * sliderPercentage + 7,
area.height + 1);
// GL resets
glEnable(GL_CULL_FACE);
glEnable(GL_TEXTURE_2D);
glDisable(GL_BLEND);
translateComponent(component, true);
}