diff options
Diffstat (limited to 'platform/javascript')
| -rw-r--r-- | platform/javascript/display_server_javascript.cpp | 16 | ||||
| -rw-r--r-- | platform/javascript/display_server_javascript.h | 6 | ||||
| -rw-r--r-- | platform/javascript/javascript_main.cpp | 4 |
3 files changed, 26 insertions, 0 deletions
diff --git a/platform/javascript/display_server_javascript.cpp b/platform/javascript/display_server_javascript.cpp index 2fb8c1c05e..2f0a2faa83 100644 --- a/platform/javascript/display_server_javascript.cpp +++ b/platform/javascript/display_server_javascript.cpp @@ -68,6 +68,20 @@ bool DisplayServerJavaScript::is_canvas_focused() { /* clang-format on */ } +bool DisplayServerJavaScript::check_size_force_redraw() { + int canvas_width; + int canvas_height; + emscripten_get_canvas_element_size(DisplayServerJavaScript::canvas_id, &canvas_width, &canvas_height); + if (last_width != canvas_width || last_height != canvas_height) { + last_width = canvas_width; + last_height = canvas_height; + // Update the framebuffer size and for redraw. + emscripten_set_canvas_element_size(DisplayServerJavaScript::canvas_id, canvas_width, canvas_height); + return true; + } + return false; +} + Point2 DisplayServerJavaScript::compute_position_in_canvas(int p_x, int p_y) { int canvas_x = EM_ASM_INT({ return Module['canvas'].getBoundingClientRect().x; @@ -1080,6 +1094,8 @@ 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); } diff --git a/platform/javascript/display_server_javascript.h b/platform/javascript/display_server_javascript.h index e9776ad688..b149665d67 100644 --- a/platform/javascript/display_server_javascript.h +++ b/platform/javascript/display_server_javascript.h @@ -53,6 +53,9 @@ class DisplayServerJavaScript : public DisplayServer { double last_click_ms = 0; int last_click_button_index = -1; + int last_width = 0; + int last_height = 0; + // utilities static Point2 compute_position_in_canvas(int p_x, int p_y); static void focus_canvas(); @@ -104,6 +107,9 @@ public: Callable input_text_callback; Callable drop_files_callback; + // utilities + bool check_size_force_redraw(); + // from DisplayServer virtual void alert(const String &p_alert, const String &p_title = "ALERT!"); virtual bool has_feature(Feature p_feature) const; diff --git a/platform/javascript/javascript_main.cpp b/platform/javascript/javascript_main.cpp index 6501c2497f..a2d9031f4b 100644 --- a/platform/javascript/javascript_main.cpp +++ b/platform/javascript/javascript_main.cpp @@ -47,6 +47,10 @@ void exit_callback() { } void main_loop_callback() { + bool force_draw = DisplayServerJavaScript::get_singleton()->check_size_force_redraw(); + if (force_draw) { + Main::force_redraw(); + } if (os->main_loop_iterate()) { emscripten_cancel_main_loop(); // Cancel current loop and wait for finalize_async. EM_ASM({ |