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-rw-r--r--pointless/viewer/init.js67
-rw-r--r--pointless/viewer/presentation.js57
-rw-r--r--pointless/viewer/screen/screen.js110
-rw-r--r--pointless/viewer/screen/timer.js48
-rw-r--r--pointless/viewer/stage/actions.js121
-rw-r--r--pointless/viewer/stage/stage.js76
-rw-r--r--pointless/viewer/viewer.css116
-rw-r--r--pointless/viewer/viewer.js65
8 files changed, 0 insertions, 660 deletions
diff --git a/pointless/viewer/init.js b/pointless/viewer/init.js
deleted file mode 100644
index e76ab1b..0000000
--- a/pointless/viewer/init.js
+++ /dev/null
@@ -1,67 +0,0 @@
1/*
2 * Pointless Viewer, a web-based Beamer presentation viewer
3 * Copyright (C) 2018 Pacien TRAN-GIRARD
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Affero General Public License as
7 * published by the Free Software Foundation, either version 3 of the
8 * License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Affero General Public License for more details.
14 *
15 * You should have received a copy of the GNU Affero General Public License
16 * along with this program. If not, see <https://www.gnu.org/licenses/>.
17 */
18
19"use strict";
20
21const params = function() {
22 const queryDict = {};
23 location.hash.substr(1).split("&").forEach(item => {
24 const pair = item.split("=");
25 queryDict[pair[0]] = pair[1];
26 });
27 return queryDict;
28}();
29
30function isController() {
31 return window.opener == null || window.opener.location.href != window.location.href;
32}
33
34function initCache() {
35 if (!navigator.serviceWorker) return;
36 navigator.serviceWorker.register("appcache.js");
37
38 const offlineCapableIndicator = document.getElementById("offlineCapable");
39 offlineCapableIndicator.style.visibility = "visible";
40}
41
42function checkPopupPermission() {
43 const popup = window.open("popup.html");
44
45 if (popup == null) {
46 const warningMessage = document.getElementById("warning");
47 warningMessage.textContent = "A pop-up blocker is active. Make sure to allow pop-ups on this website.";
48 }
49}
50
51function init() {
52 initCache();
53 checkPopupPermission();
54
55 const viewer = new Viewer();
56
57 if ("file" in params)
58 viewer.load(params["file"]);
59}
60
61function load(file) {
62 location.hash = "file=" + file;
63 location.reload();
64}
65
66if (isController())
67 init();
diff --git a/pointless/viewer/presentation.js b/pointless/viewer/presentation.js
deleted file mode 100644
index 2d6b0e3..0000000
--- a/pointless/viewer/presentation.js
+++ /dev/null
@@ -1,57 +0,0 @@
1/*
2 * Pointless Viewer, a web-based Beamer presentation viewer
3 * Copyright (C) 2018 Pacien TRAN-GIRARD
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Affero General Public License as
7 * published by the Free Software Foundation, either version 3 of the
8 * License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Affero General Public License for more details.
14 *
15 * You should have received a copy of the GNU Affero General Public License
16 * along with this program. If not, see <https://www.gnu.org/licenses/>.
17 */
18
19"use strict";
20
21class Presentation {
22 constructor(pdf) {
23 this.pdf = pdf;
24 this.currentPageIndex = 1;
25 this.stage = this._setupStage();
26 }
27
28 _setupStage() {
29 const self = this;
30 const onStageReadyCallback = function() { self._onStageReady(); };
31 const onNextCallback = function() { self._onNext(); };
32 const onPreviousCallback = function() { self._onPrevious(); };
33 return new Stage(onStageReadyCallback, onNextCallback, onPreviousCallback);
34 }
35
36 _onStageReady() {
37 this._setPage(this.currentPageIndex);
38 }
39
40 _onNext() {
41 if (this.currentPageIndex === this.pdf.numPages) return;
42 this._setPage(this.currentPageIndex + 1);
43 }
44
45 _onPrevious() {
46 if (this.currentPageIndex === 1) return;
47 this._setPage(this.currentPageIndex - 1);
48 }
49
50 _setPage(pageIndex) {
51 const self = this;
52 this.currentPageIndex = pageIndex;
53 this.pdf.getPage(this.currentPageIndex).then(function(page) {
54 self.stage.setPage(page);
55 })
56 }
57}
diff --git a/pointless/viewer/screen/screen.js b/pointless/viewer/screen/screen.js
deleted file mode 100644
index bf7a049..0000000
--- a/pointless/viewer/screen/screen.js
+++ /dev/null
@@ -1,110 +0,0 @@
1/*
2 * Pointless Viewer, a web-based Beamer presentation viewer
3 * Copyright (C) 2018 Pacien TRAN-GIRARD
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU Affero General Public License as
7 * published by the Free Software Foundation, either version 3 of the
8 * License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Affero General Public License for more details.
14 *
15 * You should have received a copy of the GNU Affero General Public License
16 * along with this program. If not, see <https://www.gnu.org/licenses/>.
17 */
18
19"use strict";
20
21class Screen {
22 constructor(window, secondary=false, withTimer=false) {
23 this.window = window;
24 this.secondary = secondary;
25
26 this.canvasId = "screen";
27 this.page = null;
28
29 this.timer = withTimer ? new Timer(window) : null;
30 this.pageTurnCount = 0;
31
32 this._registerListeners();
33 this._hideWelcomeScreen();
34 }
35
36 setPage(page) {
37 if (this.pageTurnCount++ === 1 && this.timer != null)
38 this.timer.start();
39
40 this.page = page;
41 this._repaint();
42 }
43
44 _registerListeners() {
45 const self = this;
46 this.window.addEventListener("resize", function() {
47 self._repaint();
48 });
49 }
50
51 _hideWelcomeScreen() {
52 const welcomeScreen = this.window.document.getElementById("welcomeScreen");
53 welcomeScreen.style.display = "none";
54 }
55
56 _getScreenSize(ratio) {
57 const windowRatio = this.window.innerWidth / this.window.innerHeight;
58 const horizontalScaleFactor = ratio / windowRatio;
59 return {
60 width: this.window.innerWidth * Math.min(horizontalScaleFactor, 1),
61 height: this.window.innerHeight / Math.max(horizontalScaleFactor, 1)
62 };
63 }
64
65 _getSlideSizeRatio() {
66 const viewport = this.page.getViewport(1);
67 return (viewport.width / 2) / viewport.height;
68 }
69
70 _newCanvas(width, height, xOffset, yOffset) {
71 const canvas = document.createElement("canvas");
72 canvas.width = width;
73 canvas.height = height;
74
75 const context = canvas.getContext("2d");
76 context.transform(1, 0, 0, 1, xOffset, yOffset);
77
78 return { canvas: canvas, context: context };
79 }
80
81 _showCanvas(canvas) {
82 const oldCanvas = this.window.document.getElementById(this.canvasId);
83 canvas.id = oldCanvas.id;
84 canvas.classList = oldCanvas.classList;
85 oldCanvas.replaceWith(canvas);
86 }
87
88 _render(canvas, context, scaleFactor) {
89 const renderContext = {
90 canvasContext: context,
91 viewport: this.page.getViewport(scaleFactor)
92 };
93
94 const self = this;
95 this.page.render(renderContext).then(function() {
96 self._showCanvas(canvas);
97 });
98 }
99
100 _repaint() {
101 if (this.page == null) return;