This method sets the font scale to make text relatively larger or smaller. The font scale will adjust with DPI scaling so it only needs to be set once.
Parameter | Description |
---|---|
scale | font scale to set (default is 1.0) |
#include "UltraEngine.h"
using namespace UltraEngine;
int main(int argc, const char* argv[])
{
//Get the displays
auto displays = GetDisplays();
//Create a window
auto window = CreateWindow("Ultra Engine", 0, 0, 800, 600, displays[0]);
//Create User Interface
auto ui = CreateInterface(window);
auto sz = ui->root->ClientSize();
auto label = CreateLabel("Font scale:", 10, 10, sz.x - 20, 30, ui->root);
auto slider = CreateSlider(10, 40, sz.x - 20, 30, ui->root, SLIDER_TRACKBAR);
slider->SetRange(1, 40);
slider->SetValue(4);
EmitEvent(EVENT_WIDGETACTION, slider, 4);
auto textarea = CreateTextArea(10, 75, sz.x - 20, sz.y - 85, ui->root, TEXTAREA_WORDWRAP);
textarea->SetText("The quick brown fox jumps over the lazy dog.");
while (true)
{
const Event ev = WaitEvent();
switch (ev.id)
{
case EVENT_WIDGETACTION:
if (ev.source == slider)
{
textarea->SetFontScale(float(ev.data) / 4.0);
}
break;
case EVENT_WINDOWCLOSE:
return 0;
break;
}
}
return 0;
}