diff options
| -rw-r--r-- | main.c | 31 |
1 files changed, 22 insertions, 9 deletions
@@ -118,11 +118,12 @@ int main(void) { SDL_Event event; Uint8 const *keyboard_state = SDL_GetKeyboardState(NULL); - bool ctrl = keyboard_state[SDL_SCANCODE_LCTRL] || keyboard_state[SDL_SCANCODE_RCTRL]; - bool shift = keyboard_state[SDL_SCANCODE_LSHIFT] || keyboard_state[SDL_SCANCODE_RSHIFT]; - bool alt = keyboard_state[SDL_SCANCODE_LALT] || keyboard_state[SDL_SCANCODE_RALT]; - - (void)ctrl; (void)shift; (void)alt; + bool ctrl_down = keyboard_state[SDL_SCANCODE_LCTRL] || keyboard_state[SDL_SCANCODE_RCTRL]; + bool shift_down = keyboard_state[SDL_SCANCODE_LSHIFT] || keyboard_state[SDL_SCANCODE_RSHIFT]; + bool alt_down = keyboard_state[SDL_SCANCODE_LALT] || keyboard_state[SDL_SCANCODE_RALT]; + u32 key_modifier = (u32)ctrl_down << KEY_MODIFIER_CTRL_BIT + | (u32)shift_down << KEY_MODIFIER_SHIFT_BIT + | (u32)alt_down << KEY_MODIFIER_ALT_BIT; while (SDL_PollEvent(&event)) { // @TODO: make a function to handle text buffer events @@ -139,12 +140,24 @@ int main(void) { case SDL_MOUSEBUTTONDOWN: switch (event.button.button) { case SDL_BUTTON_LEFT: { - BufferPos pos; - if (buffer_pixels_to_pos(buffer, V2((float)event.button.x, (float)event.button.y), &pos)) - buffer_cursor_move_to_pos(buffer, pos); + BufferPos pos = {0}; + if (buffer_pixels_to_pos(buffer, V2((float)event.button.x, (float)event.button.y), &pos)) { + if (key_modifier == KEY_MODIFIER_SHIFT) + buffer_select_to_pos(buffer, pos); + else if (key_modifier == 0) + buffer_cursor_move_to_pos(buffer, pos); + } } break; } break; + case SDL_MOUSEMOTION: + if (event.motion.state == SDL_BUTTON_LMASK) { + BufferPos pos = {0}; + if (buffer_pixels_to_pos(buffer, V2((float)event.button.x, (float)event.button.y), &pos)) { + buffer_select_to_pos(buffer, pos); + } + } + break; case SDL_KEYDOWN: { SDL_Scancode scancode = event.key.keysym.scancode; SDL_Keymod modifier = event.key.keysym.mod; @@ -180,7 +193,7 @@ int main(void) { time_at_last_frame = time_this_frame; } - if (alt) { + if (key_modifier == KEY_MODIFIER_ALT) { // alt + arrow keys to scroll double scroll_speed = 20.0; double scroll_amount_x = scroll_speed * frame_dt * 1.5; // characters are taller than they are wide |