From 50fb1482f6dd3d738ba5fd23dfa6789c0f397c92 Mon Sep 17 00:00:00 2001
From: Leo Tenenbaum <pommicket@gmail.com>
Date: Sat, 5 Dec 2020 14:31:19 -0500
Subject: rotating line

---
 gui.h | 93 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 gui.h

(limited to 'gui.h')

diff --git a/gui.h b/gui.h
new file mode 100644
index 0000000..a0560b7
--- /dev/null
+++ b/gui.h
@@ -0,0 +1,93 @@
+#ifndef PLATFORM_H_
+#define PLATFORM_H_
+
+#ifdef DEBUG
+#undef DEBUG
+#define DEBUG 1
+#else
+#define DEBUG 0
+#define NDEBUG 1
+#endif
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stddef.h>
+
+#if __STDC_VERSION__ >= 201112
+#include <stdalign.h>
+typedef max_align_t MaxAlign;
+#else
+typedef union {
+	long
+#if __STDC_VERSION__ >= 199901 || _MSC_VER
+	long
+#endif
+	a;
+	long double b;
+	void *c;
+	void (*d)(void);
+} MaxAlign;
+#endif
+
+typedef unsigned long ulong;
+typedef unsigned uint;
+
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+#define U8_MAX  0xff
+#define U16_MAX 0xffff
+#define U32_MAX 0xffffffff
+#define U64_MAX 0xffffffffffffffff
+
+typedef int8_t i8;
+typedef int16_t i16;
+typedef int32_t i32;
+typedef int64_t i64;
+#define I8_MAX  0x7f
+#define I16_MAX 0x7fff
+#define I32_MAX 0x7fffffff
+#define I64_Max 0x7fffffffffffffff
+
+enum {
+	KEY_UNKNOWN,
+	KEY_UP, KEY_LEFT, KEY_RIGHT, KEY_DOWN,
+	KEY_PAGEDOWN, KEY_PAGEUP,
+	KEY_SPACE,
+	KEY_BACKSPACE,
+	KEY_ESCAPE,
+	KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, KEY_F, KEY_G, KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, KEY_M,
+	KEY_N, KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, KEY_U, KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z,
+	KEY_0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
+	KEY_EXCLAMATION_MARK, KEY_AT, KEY_HASH, KEY_DOLLAR, KEY_PERCENT,
+	KEY_CARET, KEY_AMPERSAND, KEY_ASTERISK, KEY_LPAREN, KEY_RPAREN,
+	KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, KEY_F7, KEY_F8, KEY_F9, KEY_F10, KEY_F11, KEY_F12,
+	KEY_LCTRL, KEY_RCTRL,
+	KEY_LSHIFT, KEY_RSHIFT,
+	KEY_ENTER,
+	KEY_MINUS, KEY_UNDERSCORE,
+	KEY_EQUALS, KEY_PLUS,
+	NKEYS
+};
+typedef u16 Key;
+
+typedef struct {
+	bool closed; // was the window closed?
+	u8 keys_pressed[NKEYS];  // [i] = how many times was key #i pressed  this frame?
+	u8 keys_released[NKEYS]; // [i] = how many times was key #i released this frame?
+	bool keys_down[NKEYS]; // [i] = is key #i down?
+	bool shift, ctrl;
+} Input;
+
+typedef struct {
+	Input input;
+	i32 width, height; // window width and height in pixels
+	bool close; // should the window be closed? default: input.closed
+	void *memory;
+	size_t memory_size;
+	double dt; // time in seconds between this frame and the last one
+	char title[64]; // window title
+} Frame;
+
+#endif // PLATFORM_H_
-- 
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