102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
#include "editor.h"
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#include <memory>
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#include "text_view.h"
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#include "gfx/types.h"
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#include "ui/window_action.h"
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Editor::Editor(void)
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: _should_close(false), _pending_action({ActionType::NONE}),
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_filename("untitled.txt") {
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_view = std::make_unique<TextView>(&_buffer, true, true, true);
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_menu_bar = std::make_unique<MenuBar>(25);
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_menu_bar->add_menu("File");
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_menu_bar->add_menu_item("File", "Save", [this]() {
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_pending_action = {ActionType::WRITE_FILE, _filename, _buffer.get_text()};
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});
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}
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Editor::Editor(const std::string& filename)
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: _should_close(false), _pending_action({ActionType::NONE}),
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_filename(filename) {
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_view = std::make_unique<TextView>(&_buffer, true, true, true);
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_menu_bar = std::make_unique<MenuBar>(25);
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_menu_bar->add_menu("File");
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_menu_bar->add_menu_item("File", "Save", [this]() {
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_pending_action = {ActionType::WRITE_FILE, _filename, _buffer.get_text()};
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});
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}
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Editor::~Editor(void) {}
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void Editor::update(void) {
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/* Nothing to do yet. */
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}
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void Editor::handle_input(SDL_Event* event, int window_x, int window_y, int window_gl_y) {
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if(!event) return;
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_menu_bar->handle_event(event, window_x, window_y);
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/* We don't care about the return val here. RET is just newline. */
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if(event->type == SDL_EVENT_KEY_DOWN && event->key.key == SDLK_S &&
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(event->key.mod & SDL_KMOD_CTRL)) {
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/* C-S pressed, create a save action. */
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_pending_action = { ActionType::WRITE_FILE, _filename, _buffer.get_text() };
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} else {
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_view->handle_event(event);
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}
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}
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void Editor::render(const RenderContext& context, int x, int y_screen, int y_gl,
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int width, int height) {
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int menu_bar_height = _menu_bar->get_height();
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int content_y = y_screen + menu_bar_height;
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int content_height = height - menu_bar_height;
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/* Pass 1: Main Bar Background.*/
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context.ui_renderer->begin_shapes();
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_menu_bar->render_bar_bg(context.ui_renderer, x, y_screen, width);
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context.ui_renderer->flush_shapes();
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/* Pass 2: Main text view. */
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context.ui_renderer->begin_text();
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_view->render_text_content(context.ui_renderer, _theme, x, content_y, width, content_height);
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context.ui_renderer->flush_text();
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/* Pass 3: Editor cursor. */
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if(context.show_cursor) {
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context.ui_renderer->begin_shapes();
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_view->render_cursor(context.ui_renderer, _theme, x, content_y, width, content_height);
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context.ui_renderer->flush_shapes();
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}
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/* Pass 4: Menu bar text and dropdown. */
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context.ui_renderer->begin_text();
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_menu_bar->render_bar_text(context.ui_renderer, x, y_screen, width);
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_menu_bar->render_dropdown(context.ui_renderer, x, y_screen, width);
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context.ui_renderer->flush_text();
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}
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void Editor::scroll(int amount, int content_height) {
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_view->scroll(amount, content_height);
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}
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bool Editor::should_close(void) {
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return _should_close;
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}
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void Editor::set_buffer_content(const std::string& content) {
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_buffer.set_text(content);
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}
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WindowAction Editor::get_pending_action(void) {
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WindowAction action = _pending_action;
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_pending_action.type = ActionType::NONE; /* Clear action. */
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return action;
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}
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const std::string& Editor::get_filename(void) const {
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return _filename;
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}
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