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-rw-r--r--src/library_browser.js31
1 files changed, 23 insertions, 8 deletions
diff --git a/src/library_browser.js b/src/library_browser.js
index 925b64e2..d007d9a7 100644
--- a/src/library_browser.js
+++ b/src/library_browser.js
@@ -426,8 +426,17 @@ mergeInto(LibraryManager.library, {
Browser.mouseMovementX = Browser.getMovementX(event);
Browser.mouseMovementY = Browser.getMovementY(event);
}
- Browser.mouseX = SDL.mouseX + Browser.mouseMovementX;
- Browser.mouseY = SDL.mouseY + Browser.mouseMovementY;
+
+ // check if SDL is available
+ if (typeof SDL != "undefined") {
+ Browser.mouseX = SDL.mouseX + Browser.mouseMovementX;
+ Browser.mouseY = SDL.mouseY + Browser.mouseMovementY;
+ } else {
+ // just add the mouse delta to the current absolut mouse position
+ // FIXME: ideally this should be clamped against the canvas size and zero
+ Browser.mouseX += Browser.mouseMovementX;
+ Browser.mouseY += Browser.mouseMovementY;
+ }
} else {
// Otherwise, calculate the movement based on the changes
// in the coordinates.
@@ -504,9 +513,12 @@ mergeInto(LibraryManager.library, {
this.windowedHeight = canvas.height;
canvas.width = screen.width;
canvas.height = screen.height;
- var flags = {{{ makeGetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'i32', 0, 1) }}};
- flags = flags | 0x00800000; // set SDL_FULLSCREEN flag
- {{{ makeSetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'flags', 'i32') }}}
+ // check if SDL is available
+ if (typeof SDL != "undefined") {
+ var flags = {{{ makeGetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'i32', 0, 1) }}};
+ flags = flags | 0x00800000; // set SDL_FULLSCREEN flag
+ {{{ makeSetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'flags', 'i32') }}}
+ }
Browser.updateResizeListeners();
},
@@ -514,9 +526,12 @@ mergeInto(LibraryManager.library, {
var canvas = Module['canvas'];
canvas.width = this.windowedWidth;
canvas.height = this.windowedHeight;
- var flags = {{{ makeGetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'i32', 0, 1) }}};
- flags = flags & ~0x00800000; // clear SDL_FULLSCREEN flag
- {{{ makeSetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'flags', 'i32') }}}
+ // check if SDL is available
+ if (typeof SDL != "undefined") {
+ var flags = {{{ makeGetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'i32', 0, 1) }}};
+ flags = flags & ~0x00800000; // clear SDL_FULLSCREEN flag
+ {{{ makeSetValue('SDL.screen+Runtime.QUANTUM_SIZE*0', '0', 'flags', 'i32') }}}
+ }
Browser.updateResizeListeners();
}