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Add tile-loaded event.

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This commit is contained in:
Antoine Vandecreme 2015-05-29 15:10:47 -04:00
parent 2538f2023c
commit eda47e6fc0
1 changed files with 18 additions and 17 deletions
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35
src/tiledimage.js
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@ -715,8 +715,6 @@ function updateViewport( tiledImage ) {
// Load the new 'best' tile
if ( best ) {
loadTile( tiledImage, best, currentTime );
// because we haven't finished drawing, so
tiledImage._needsDraw = true;
}
}
@ -863,12 +861,8 @@ function updateTile( tiledImage, drawLevel, haveDrawn, x, y, level, levelOpacity
var imageRecord = tiledImage._tileCache.getImageRecord(tile.url);
if (imageRecord) {
tile.loaded = true;
tile.image = imageRecord.getImage();
tiledImage._tileCache.cacheTile({
tile: tile,
tiledImage: tiledImage
});
var image = imageRecord.getImage();
setTileLoaded(tiledImage, tile, image);
}
}
@ -965,17 +959,9 @@ function onTileLoad( tiledImage, tile, time, image ) {
}
var finish = function() {
tile.loading = false;
tile.loaded = true;
var cutoff = Math.ceil( Math.log(
tiledImage.source.getTileSize(tile.level) ) / Math.log( 2 ) );
tiledImage._tileCache.cacheTile({
image: image,
tile: tile,
cutoff: cutoff,
tiledImage: tiledImage
});
setTileLoaded(tiledImage, tile, image, cutoff);
};
// Check if we're mid-update; this can happen on IE8 because image load events for
@ -990,6 +976,21 @@ function onTileLoad( tiledImage, tile, time, image ) {
tiledImage._needsDraw = true;
}
function setTileLoaded(tiledImage, tile, image, cutoff) {
tiledImage.viewer.raiseEvent("tile-loaded", {
tile: tile,
tiledImage: tiledImage,
image: image
});
tile.loading = false;
tile.loaded = true;
tiledImage._tileCache.cacheTile({
image: image,
tile: tile,
cutoff: cutoff,
tiledImage: tiledImage
});
}
function positionTile( tile, overlap, viewport, viewportCenter, levelVisibility, tiledImage ){
var boundsTL = tile.bounds.getTopLeft();