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support animation status on Android platform

This commit is contained in:
Vadim Lopatin 2016-04-22 14:46:15 +03:00
parent 3c25a36061
commit 01f82d6725
2 changed files with 26 additions and 8 deletions
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23
src/dlangui/platforms/android/androidapp.d
View File

@ -301,7 +301,7 @@ class AndroidPlatform : Platform {
}
eglTerminate(_display);
}
_engine.animating = 0;
//_engine.animating = 0;
_display = EGL_NO_DISPLAY;
_context = EGL_NO_CONTEXT;
_surface = EGL_NO_SURFACE;
@ -317,7 +317,9 @@ class AndroidPlatform : Platform {
return 0;
return w.handle_input(event);
}
bool _appFocused;
/**
* Process the next main command.
*/
@ -349,13 +351,15 @@ class AndroidPlatform : Platform {
case APP_CMD_GAINED_FOCUS:
Log.d("APP_CMD_GAINED_FOCUS");
// When our app gains focus
_appFocused = true;
break;
case APP_CMD_LOST_FOCUS:
Log.d("APP_CMD_LOST_FOCUS");
// When our app loses focus
// This is to avoid consuming battery while not being used.
// Also stop animating.
_engine.animating = 0;
//_engine.animating = 0;
_appFocused = false;
drawWindow();
break;
case APP_CMD_INPUT_CHANGED:
@ -399,6 +403,13 @@ class AndroidPlatform : Platform {
}
}
@property bool isAnimationActive() {
auto w = activeWindow;
return (w && w.isAnimationActive && _appFocused);
}
void sendRedrawEvent(AndroidWindow w, uint redrawEventCode) {
import core.stdc.stdio;
import core.sys.posix.unistd;
@ -505,7 +516,7 @@ class AndroidPlatform : Platform {
// If not animating, we will block forever waiting for events.
// If animating, we loop until all events are read, then continue
// to draw the next frame of animation.
while ((ident=ALooper_pollAll(_engine.animating ? 0 : -1, null, &events,
while ((ident=ALooper_pollAll(isAnimationActive ? 0 : -1, null, &events,
cast(void**)&source)) >= 0) {
// Process this event.
@ -535,7 +546,7 @@ class AndroidPlatform : Platform {
}
}
if (_engine.animating) {
if (isAnimationActive) {
// Done with events; draw next animation frame.
_engine.state.angle += .01f;
if (_engine.state.angle > 1) {
@ -586,7 +597,7 @@ struct saved_state {
* Shared state for our app.
*/
struct engine {
int animating;
//int animating;
saved_state state;
}

11
src/dlangui/platforms/common/platform.d
View File

@ -1048,14 +1048,21 @@ class Window : CustomEventTarget {
checkUpdateNeeded(_tooltip.popup, needDraw, needLayout, animationActive);
return needDraw || needLayout || animationActive;
}
protected bool _animationActive;
@property bool isAnimationActive() {
return _animationActive;
}
/// requests update for window (unless force is true, update will be performed only if layout, redraw or animation is required).
void update(bool force = false) {
if (_mainWidget is null)
return;
bool needDraw = false;
bool needLayout = false;
bool animationActive = false;
if (checkUpdateNeeded(needDraw, needLayout, animationActive) || force) {
_animationActive = false;
if (checkUpdateNeeded(needDraw, needLayout, _animationActive) || force) {
debug(DebugRedraw) Log.d("Requesting update");
invalidate();
}