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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 package org.chromium.chrome.browser.compositor.scene_layer; |
| 6 |
| 7 import android.content.Context; |
| 8 |
| 9 import org.chromium.base.JNINamespace; |
| 10 import org.chromium.chrome.browser.compositor.LayerTitleCache; |
| 11 import org.chromium.chrome.browser.compositor.layouts.components.CompositorButto
n; |
| 12 import org.chromium.chrome.browser.compositor.overlays.strip.StripLayoutHelperMa
nager; |
| 13 import org.chromium.chrome.browser.compositor.overlays.strip.StripLayoutTab; |
| 14 import org.chromium.chrome.browser.fullscreen.ChromeFullscreenManager; |
| 15 import org.chromium.ui.resources.ResourceManager; |
| 16 |
| 17 /** |
| 18 * The Java component of what is basically a CC Layer that manages drawing the T
ab Strip (which is |
| 19 * composed of {@link StripLayoutTab}s) to the screen. This object keeps the la
yers up to date and |
| 20 * removes/creates children as necessary. This object is built by its native co
unterpart. |
| 21 */ |
| 22 @JNINamespace("chrome::android") |
| 23 public class TabStripSceneLayer extends SceneOverlayLayer { |
| 24 private long mNativePtr; |
| 25 private final float mDpToPx; |
| 26 private SceneLayer mChildSceneLayer; |
| 27 |
| 28 public TabStripSceneLayer(Context context) { |
| 29 mDpToPx = context.getResources().getDisplayMetrics().density; |
| 30 } |
| 31 |
| 32 @Override |
| 33 protected void initializeNative() { |
| 34 if (mNativePtr == 0) { |
| 35 mNativePtr = nativeInit(); |
| 36 } |
| 37 assert mNativePtr != 0; |
| 38 } |
| 39 |
| 40 @Override |
| 41 public void setContentTree(SceneLayer contentTree) { |
| 42 nativeSetContentTree(mNativePtr, contentTree); |
| 43 } |
| 44 |
| 45 /** |
| 46 * Pushes all relevant {@link StripLayoutTab}s to the CC Layer tree. |
| 47 * This also pushes any other assets required to draw the Tab Strip. This s
hould only be called |
| 48 * when the Compositor has disabled ScheduleComposite calls as this will cha
nge the tree and |
| 49 * could subsequently cause unnecessary follow up renders. |
| 50 * |
| 51 * @param layoutHelper A layout helper for the tab strip. |
| 52 * @param layerTitleCache A layer title cache. |
| 53 * @param resourceManager A resource manager. |
| 54 * @param fullscreenManager A fullscreen manager. |
| 55 * @param stripLayoutTabsToRender Array of strip layout tabs. |
| 56 */ |
| 57 public void pushAndUpdateStrip(StripLayoutHelperManager layoutHelper, |
| 58 LayerTitleCache layerTitleCache, ResourceManager resourceManager, |
| 59 ChromeFullscreenManager fullscreenManager, StripLayoutTab[] stripLay
outTabsToRender) { |
| 60 if (mNativePtr == 0) return; |
| 61 |
| 62 nativeBeginBuildingFrame(mNativePtr); |
| 63 pushButtonsAndBackground(layoutHelper, resourceManager, fullscreenManage
r); |
| 64 pushStripTabs(layoutHelper, layerTitleCache, resourceManager, stripLayou
tTabsToRender); |
| 65 nativeFinishBuildingFrame(mNativePtr); |
| 66 } |
| 67 |
| 68 private void pushButtonsAndBackground(StripLayoutHelperManager layoutHelper, |
| 69 ResourceManager resourceManager, ChromeFullscreenManager fullscreenM
anager) { |
| 70 float yOffset = fullscreenManager != null ? fullscreenManager.getControl
Offset() : 0.f; |
| 71 |
| 72 nativeUpdateTabStripLayer(mNativePtr, layoutHelper.getWidth() * mDpToPx, |
| 73 layoutHelper.getHeight() * mDpToPx, yOffset, layoutHelper.getStr
ipBrightness()); |
| 74 |
| 75 CompositorButton newTabButton = layoutHelper.getNewTabButton(); |
| 76 CompositorButton modelSelectorButton = layoutHelper.getModelSelectorButt
on(); |
| 77 boolean newTabButtonVisible = newTabButton.isVisible(); |
| 78 boolean modelSelectorButtonVisible = modelSelectorButton.isVisible(); |
| 79 |
| 80 nativeUpdateNewTabButton(mNativePtr, newTabButton.getResourceId(), |
| 81 newTabButton.getX() * mDpToPx, newTabButton.getY() * mDpToPx, |
| 82 newTabButton.getWidth() * mDpToPx, newTabButton.getHeight() * mD
pToPx, |
| 83 newTabButtonVisible, resourceManager); |
| 84 |
| 85 nativeUpdateModelSelectorButton(mNativePtr, modelSelectorButton.getResou
rceId(), |
| 86 modelSelectorButton.getX() * mDpToPx, modelSelectorButton.getY()
* mDpToPx, |
| 87 modelSelectorButton.getWidth() * mDpToPx, modelSelectorButton.ge
tHeight() * mDpToPx, |
| 88 modelSelectorButton.isIncognito(), modelSelectorButtonVisible, r
esourceManager); |
| 89 } |
| 90 |
| 91 private void pushStripTabs(StripLayoutHelperManager layoutHelper, |
| 92 LayerTitleCache layerTitleCache, ResourceManager resourceManager, |
| 93 StripLayoutTab[] stripTabs) { |
| 94 final int tabsCount = stripTabs != null ? stripTabs.length : 0; |
| 95 |
| 96 for (int i = 0; i < tabsCount; i++) { |
| 97 final StripLayoutTab st = stripTabs[i]; |
| 98 nativePutStripTabLayer(mNativePtr, st.getId(), st.getCloseButton().g
etResourceId(), |
| 99 st.getResourceId(i == tabsCount - 1), i == tabsCount - 1, st
.getClosePressed(), |
| 100 layoutHelper.getWidth() * mDpToPx, st.getDrawX() * mDpToPx, |
| 101 st.getDrawY() * mDpToPx, st.getWidth() * mDpToPx, st.getHeig
ht() * mDpToPx, |
| 102 st.getContentOffsetX() * mDpToPx, st.getCloseButton().getOpa
city(), |
| 103 st.isLoading(), st.getLoadingSpinnerRotation(), layoutHelper
.getBorderOpacity(), |
| 104 layerTitleCache, resourceManager); |
| 105 } |
| 106 } |
| 107 |
| 108 @Override |
| 109 public void destroy() { |
| 110 super.destroy(); |
| 111 mNativePtr = 0; |
| 112 } |
| 113 |
| 114 private native long nativeInit(); |
| 115 private native void nativeBeginBuildingFrame(long nativeTabStripSceneLayer); |
| 116 private native void nativeFinishBuildingFrame(long nativeTabStripSceneLayer)
; |
| 117 private native void nativeUpdateTabStripLayer(long nativeTabStripSceneLayer,
float width, |
| 118 float height, float yOffset, float stripBrightness); |
| 119 private native void nativeUpdateNewTabButton(long nativeTabStripSceneLayer,
int resourceId, |
| 120 float x, float y, float width, float height, boolean visible, |
| 121 ResourceManager resourceManager); |
| 122 private native void nativeUpdateModelSelectorButton(long nativeTabStripScene
Layer, |
| 123 int resourceId, float x, float y, float width, float height, boolean
incognito, |
| 124 boolean visible, ResourceManager resourceManager); |
| 125 private native void nativePutStripTabLayer(long nativeTabStripSceneLayer, in
t id, |
| 126 int closeResourceId, int handleResourceId, boolean foreground, boole
an closePressed, |
| 127 float toolbarWidth, float x, float y, float width, float height, flo
at contentOffsetX, |
| 128 float closeButtonAlpha, boolean isLoading, float spinnerRotation, fl
oat borderOpacity, |
| 129 LayerTitleCache layerTitleCache, ResourceManager resourceManager); |
| 130 private native void nativeSetContentTree(long nativeTabStripSceneLayer, Scen
eLayer contentTree); |
| 131 } |
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