diff options
Diffstat (limited to 'platform/javascript/display_server_javascript.cpp')
| -rw-r--r-- | platform/javascript/display_server_javascript.cpp | 44 |
1 files changed, 21 insertions, 23 deletions
diff --git a/platform/javascript/display_server_javascript.cpp b/platform/javascript/display_server_javascript.cpp index 2fd1f45939..8dc33bdf64 100644 --- a/platform/javascript/display_server_javascript.cpp +++ b/platform/javascript/display_server_javascript.cpp @@ -75,7 +75,7 @@ bool DisplayServerJavaScript::check_size_force_redraw() { if (last_width != canvas_width || last_height != canvas_height) { last_width = canvas_width; last_height = canvas_height; - // Update the framebuffer size and for redraw. + // Update the framebuffer size for redraw. emscripten_set_canvas_element_size(DisplayServerJavaScript::canvas_id, canvas_width, canvas_height); return true; } @@ -892,15 +892,18 @@ DisplayServerJavaScript::DisplayServerJavaScript(const String &p_rendering_drive #define SET_EM_CALLBACK(target, ev, cb) \ result = emscripten_set_##ev##_callback(target, nullptr, true, &cb); \ EM_CHECK(ev) +#define SET_EM_WINDOW_CALLBACK(ev, cb) \ + result = emscripten_set_##ev##_callback(EMSCRIPTEN_EVENT_TARGET_WINDOW, NULL, false, &cb); \ + EM_CHECK(ev) #define SET_EM_CALLBACK_NOTARGET(ev, cb) \ result = emscripten_set_##ev##_callback(nullptr, true, &cb); \ EM_CHECK(ev) // These callbacks from Emscripten's html5.h suffice to access most // JavaScript APIs. For APIs that are not (sufficiently) exposed, EM_ASM // is used below. - SET_EM_CALLBACK(EMSCRIPTEN_EVENT_TARGET_WINDOW, mousemove, mousemove_callback) SET_EM_CALLBACK(canvas_id, mousedown, mouse_button_callback) - SET_EM_CALLBACK(EMSCRIPTEN_EVENT_TARGET_WINDOW, mouseup, mouse_button_callback) + SET_EM_WINDOW_CALLBACK(mousemove, mousemove_callback) + SET_EM_WINDOW_CALLBACK(mouseup, mouse_button_callback) SET_EM_CALLBACK(canvas_id, wheel, wheel_callback) SET_EM_CALLBACK(canvas_id, touchstart, touch_press_callback) SET_EM_CALLBACK(canvas_id, touchmove, touchmove_callback) @@ -918,27 +921,25 @@ DisplayServerJavaScript::DisplayServerJavaScript(const String &p_rendering_drive /* clang-format off */ EM_ASM_ARGS({ - Module.listeners = {}; + // Bind native event listeners. + // Module.listeners, and Module.drop_handler are defined in native/utils.js const canvas = Module['canvas']; const send_window_event = cwrap('send_window_event', null, ['number']); const notifications = arguments; (['mouseover', 'mouseleave', 'focus', 'blur']).forEach(function(event, index) { - Module.listeners[event] = send_window_event.bind(null, notifications[index]); - canvas.addEventListener(event, Module.listeners[event]); + Module.listeners.add(canvas, event, send_window_event.bind(null, notifications[index]), true); }); // Clipboard const update_clipboard = cwrap('update_clipboard', null, ['string']); - Module.listeners['paste'] = function(evt) { + Module.listeners.add(window, 'paste', function(evt) { update_clipboard(evt.clipboardData.getData('text')); - }; - window.addEventListener('paste', Module.listeners['paste'], false); - Module.listeners['dragover'] = function(ev) { + }, false); + // Drag an drop + Module.listeners.add(canvas, 'dragover', function(ev) { // Prevent default behavior (which would try to open the file(s)) ev.preventDefault(); - }; - Module.listeners['drop'] = Module.drop_handler; // Defined in native/utils.js - canvas.addEventListener('dragover', Module.listeners['dragover'], false); - canvas.addEventListener('drop', Module.listeners['drop'], false); + }, false); + Module.listeners.add(canvas, 'drop', Module.drop_handler, false); }, WINDOW_EVENT_MOUSE_ENTER, WINDOW_EVENT_MOUSE_EXIT, @@ -952,14 +953,7 @@ DisplayServerJavaScript::DisplayServerJavaScript(const String &p_rendering_drive DisplayServerJavaScript::~DisplayServerJavaScript() { EM_ASM({ - Object.entries(Module.listeners).forEach(function(kv) { - if (kv[0] == 'paste') { - window.removeEventListener(kv[0], kv[1], true); - } else { - Module['canvas'].removeEventListener(kv[0], kv[1]); - } - }); - Module.listeners = {}; + Module.listeners.clear(); }); //emscripten_webgl_commit_frame(); //emscripten_webgl_destroy_context(webgl_ctx); @@ -1109,7 +1103,11 @@ Size2i DisplayServerJavaScript::window_get_min_size(WindowID p_window) const { void DisplayServerJavaScript::window_set_size(const Size2i p_size, WindowID p_window) { last_width = p_size.x; last_height = p_size.y; - emscripten_set_canvas_element_size(canvas_id, p_size.x, p_size.y); + double scale = EM_ASM_DOUBLE({ + return window.devicePixelRatio || 1; + }); + emscripten_set_canvas_element_size(canvas_id, p_size.x * scale, p_size.y * scale); + emscripten_set_element_css_size(canvas_id, p_size.x, p_size.y); } Size2i DisplayServerJavaScript::window_get_size(WindowID p_window) const { |