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Implement click&drag support for creating notes

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#1051
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Lightforger
2013-04-30 11:50:09 +03:00
parent e1ac505552
commit a2cf238f58
1 changed files with 57 additions and 4 deletions
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61
app/assets/javascripts/notes.js
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@@ -408,22 +408,75 @@ Danbooru.Note = {
Danbooru.Note.TranslationMode.active = true;
$("#original-file-link").click();
$("#image").one("click", Danbooru.Note.TranslationMode.create_note);
Danbooru.notice('Click on the image to create a note (shortcut is <span class="key">n</span>)');
$("#image").one("click", function() { $(".note-box").show() }); /* override the 'hide all note boxes' click event */
$("#image").one("mousedown", Danbooru.Note.TranslationMode.Drag.start).one("mouseup", Danbooru.Note.TranslationMode.Drag.stop);
Danbooru.notice('Click or drag on the image to create a note (shortcut is <span class="key">n</span>)');
},
stop: function() {
Danbooru.Note.TranslationMode.active = false;
},
create_note: function(e) {
create_note: function(e,dragged,x,y,w,h) {
Danbooru.Note.TranslationMode.active = false;
var offset = $("#image").offset();
Danbooru.Note.new(e.pageX - offset.left, e.pageY - offset.top);
if(dragged) {
if(w > 9 && h > 9) { /* minimum note size: 10px */
Danbooru.Note.new(x-offset.left,y-offset.top,w,h);
}
} else {
Danbooru.Note.new(e.pageX - offset.left, e.pageY - offset.top);
}
Danbooru.Note.TranslationMode.stop();
$(".note-box").show();
e.stopPropagation();
e.preventDefault();
},
Drag: {
dragging: false,
dragStartX: 0,
dragStartY: 0,
dragDistanceY: 0,
dragDistanceY: 0,
start: function (e) {
e.preventDefault(); /* don't drag the image */
$(window).mousemove(Danbooru.Note.TranslationMode.Drag.drag);
Danbooru.Note.TranslationMode.Drag.dragStartX = e.pageX;
Danbooru.Note.TranslationMode.Drag.dragStartY = e.pageY;
},
drag: function (e) {
Danbooru.Note.TranslationMode.Drag.dragDistanceX = e.pageX - Danbooru.Note.TranslationMode.Drag.dragStartX;
Danbooru.Note.TranslationMode.Drag.dragDistanceY = e.pageY - Danbooru.Note.TranslationMode.Drag.dragStartY;
if(Danbooru.Note.TranslationMode.Drag.dragDistanceX > 9 && Danbooru.Note.TranslationMode.Drag.dragDistanceY > 9) {
Danbooru.Note.TranslationMode.Drag.dragging = true; /* must drag at least 10pixels (minimum note size) in both dimensions. */
}
if(Danbooru.Note.TranslationMode.Drag.dragging) {
var offset = $("#image").offset();
$('#note-helper').css({ /* preview of the note you are dragging */
display: 'block',
left: (Danbooru.Note.TranslationMode.Drag.dragStartX - offset.left + 1),
top: (Danbooru.Note.TranslationMode.Drag.dragStartY - offset.top + 1),
width: (Danbooru.Note.TranslationMode.Drag.dragDistanceX - 3),
height: (Danbooru.Note.TranslationMode.Drag.dragDistanceY - 3)
});
}
},
stop: function (e) {
$(window).unbind("mousemove");
if(Danbooru.Note.TranslationMode.Drag.dragging) {
$('#note-helper').css({display:'none'});
Danbooru.Note.TranslationMode.create_note(e, true, Danbooru.Note.TranslationMode.Drag.dragStartX, Danbooru.Note.TranslationMode.Drag.dragStartY, Danbooru.Note.TranslationMode.Drag.dragDistanceX-1, Danbooru.Note.TranslationMode.Drag.dragDistanceY-1);
Danbooru.Note.TranslationMode.Drag.dragging = false; /* border of the note is pixel-perfect on the preview border */
} else { /* no dragging -> create a normal note */
Danbooru.Note.TranslationMode.create_note(e);
}
}
}
},