slider.cpp File Reference

#include "../stdafx.h"
#include "../palette_func.h"
#include "../window_gui.h"
#include "../window_func.h"
#include "../strings_func.h"
#include "../zoom_func.h"
#include "slider_func.h"
#include "../safeguards.h"

Go to the source code of this file.

Functions
void	DrawSliderWidget (Rect r, int min_value, int max_value, int value, const std::map< int, StringID > &labels)
	Draw a slider widget with knob at given value. More...
bool	ClickSliderWidget (Rect r, Point pt, int min_value, int max_value, int &value)
	Handle click on a slider widget to change the value. More...

Variables
static const int	SLIDER_WIDTH = 3

Detailed Description

Implementation of the horizontal slider widget.

Definition in file slider.cpp.

Function Documentation

ClickSliderWidget()

bool ClickSliderWidget	(	Rect	r,
		Point	pt,
		int	min_value,
		int	max_value,
		int &	value
	)

Handle click on a slider widget to change the value.

Parameters

r	Rectangle of the widget
pt	Clicked point
value[in,out]	Value to modify

Returns

True if the value setting was modified

Definition at line 80 of file slider.cpp.

References ScaleGUITrad().

DrawSliderWidget()

void DrawSliderWidget	(	Rect	r,
		int	min_value,
		int	max_value,
		int	value,
		const std::map< int, StringID > &	labels
	)

Draw a slider widget with knob at given value.

Parameters

r	Rectangle to draw the widget in
min_value	Minimum value of slider
max_value	Maximum value of slider
value	Value to put the slider at
labels	List of positions and labels to draw along the slider.

Definition at line 30 of file slider.cpp.

References FS_SMALL, GetCharacterHeight(), WidgetDimensions::hsep_normal, WidgetDimensions::scaled, and ScaleGUITrad().