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REVIEWED: custom_input_box #378

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Ray 2024-02-03 19:59:59 +01:00
parent 58411f4cce
commit 418da225d5
1 changed files with 3 additions and 40 deletions
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43
examples/custom_input_box/custom_input_box.c
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@ -11,14 +11,13 @@
* *
**********************************************************************************************/ **********************************************************************************************/
#include <raylib.h> #include "raylib.h"
#define RAYGUI_IMPLEMENTATION #define RAYGUI_IMPLEMENTATION
#include <raygui.h> #include "raygui.h"
int guiFloatingPointIndex = 0; // Global variable shared by all GuiFLoatBox() int guiFloatingPointIndex = 0; // Global variable shared by all GuiFloatBox()
float TextToFloat(const char* text); // Helper function that converts text to float
int GuiFloatBox(Rectangle bounds, const char* text, float* value, int minValue, int maxValue, bool editMode); // Custom input box that works with float values. Basicly GuiValueBox(), but with some changes int GuiFloatBox(Rectangle bounds, const char* text, float* value, int minValue, int maxValue, bool editMode); // Custom input box that works with float values. Basicly GuiValueBox(), but with some changes
int main() int main()
@ -83,42 +82,6 @@ int main()
CloseWindow(); CloseWindow();
} }
// Get float value from text
float TextToFloat(const char* text)
{
float value = 0.0f;
float floatingPoint = 0.0f;
int sign = 1;
// deal with the sign
if ((text[0] == '+') || (text[0] == '-'))
{
if (text[0] == '-') sign = -1;
text++;
}
// convert text to float
for (int i = 0; (((text[i] >= '0') && (text[i] <= '9')) || text[i] == '.'); i++)
{
if (text[i] == '.')
{
if (floatingPoint > 0.0f) break;
floatingPoint = 10.0f;
continue;
}
if (floatingPoint > 0.0f) // after encountering decimal separator
{
value += (float)(text[i] - '0') / floatingPoint;
floatingPoint *= 10.0f;
}
else // before decimal separator
value = value * 10.0f + (float)(text[i] - '0');
}
return value * sign;
}
// Float Box control, updates input text with numbers // Float Box control, updates input text with numbers
int GuiFloatBox(Rectangle bounds, const char* text, float* value, int minValue, int maxValue, bool editMode) int GuiFloatBox(Rectangle bounds, const char* text, float* value, int minValue, int maxValue, bool editMode)
{ {