140 lines
3.4 KiB
C
140 lines
3.4 KiB
C
#include <iso646.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <windows.h>
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#include "fumotris.h"
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#include "input.h"
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struct Windows {
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HANDLE input_handle;
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HANDLE timer;
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};
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static struct Windows windows;
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bool WinInitInputHandle()
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{
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windows.input_handle = GetStdHandle(STD_INPUT_HANDLE);
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if (windows.input_handle == INVALID_HANDLE_VALUE)
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return false;
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return true;
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}
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bool WinInitTimer()
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{
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windows.timer = CreateWaitableTimer(NULL, TRUE, NULL);
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if (!windows.timer)
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return false;
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return true;
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}
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bool WinInitConsole()
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{
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DWORD mode = ENABLE_EXTENDED_FLAGS
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| ENABLE_PROCESSED_INPUT
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| ENABLE_MOUSE_INPUT
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| ENABLE_WINDOW_INPUT
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| ENABLE_VIRTUAL_TERMINAL_PROCESSING;
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return SetConsoleMode(windows.input_handle, mode);
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}
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void set_key_record(struct InputRecord *record, KEY_EVENT_RECORD win_key)
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{
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record->type = KEY;
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record->id = win_key.wVirtualKeyCode;
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record->data.axis.is_down = win_key.bKeyDown;
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if (win_key.wVirtualKeyCode == VK_ESCAPE)
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record->type = ESCAPE;
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}
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bool set_mouse_record(struct InputRecord *record, MOUSE_EVENT_RECORD win_mouse)
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{
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switch (win_mouse.dwEventFlags) {
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case MOUSE_WHEELED:
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record->type = AXIS;
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record->id = 0;
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record->data.axis.value = win_mouse.dwButtonState;
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break;
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case MOUSE_HWHEELED:
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record->type = AXIS;
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record->id = 1;
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record->data.axis.value = win_mouse.dwButtonState;
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break;
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case MOUSE_MOVED:
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record->type = JOYSTICK;
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record->id = 0;
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record->data.joystick.x = win_mouse.dwMousePosition.X;
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record->data.joystick.y = win_mouse.dwMousePosition.Y;
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break;
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default:
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return false;
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}
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return true;
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}
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void set_window_record(struct InputRecord *record, WINDOW_BUFFER_SIZE_RECORD win_resize)
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{
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record->type = WINDOW;
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record->data.joystick.x = win_resize.dwSize.X;
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record->data.joystick.y = win_resize.dwSize.Y;
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}
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bool dispatch_record(struct InputRecord *record, INPUT_RECORD win_record)
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{
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switch (win_record.EventType) {
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case KEY_EVENT:
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set_key_record(record, win_record.Event.KeyEvent);
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return true;
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case MOUSE_EVENT:
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return set_mouse_record(record, win_record.Event.MouseEvent);
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case WINDOW_BUFFER_SIZE_EVENT:
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set_window_record(record, win_record.Event.WindowBufferSizeEvent);
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return true;
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default:
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record->type = ESCAPE;
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}
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return true;
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}
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bool WinBlockInput(struct InputResult *result)
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{
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INPUT_RECORD buf[8];
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DWORD count;
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if (!ReadConsoleInput(windows.input_handle, buf, 8, &count))
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return false;
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size_t unused_offset = 0;
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for (size_t i = 0; i < count; i++) {
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struct InputRecord record;
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bool include = dispatch_record(&record, buf[i]);
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if (record.type == ESCAPE)
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return false;
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if (!include)
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unused_offset += 1;
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result->buf[i - unused_offset] = record;
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}
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result->count = count - unused_offset;
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return true;
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}
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bool WinWait(double seconds)
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{
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LARGE_INTEGER duration;
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duration.QuadPart = (u64)(-10000000.0 * seconds);
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if (!SetWaitableTimer(windows.timer, &duration, 0, NULL, NULL, FALSE))
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return false;
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DWORD result = WaitForSingleObject(windows.timer, INFINITE);
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if (result != WAIT_OBJECT_0)
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return false;
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return true;
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} |