Initial community commit

Src/Wasabi/api/skin/widgets/wa2/xuiwa2slider.cpp

@@ -0,0 +1,186 @@
+#include <precomp.h>
+
+#include "xuiwa2slider.h"
+#include <tataki/canvas/canvas.h>
+#include <tataki/bitmap/bitmap.h>
+#include <api/core/api_core.h>
+
+#define WA2SLIDER_SEEK_INTERVAL 500
+
+const wchar_t Wa2SliderXuiObjectStr[] = L"images"; // This is the xml tag
+char Wa2SliderXuiSvcName[] = "Images XuiObject Service";
+
+XMLParamPair Wa2Slider::params[] =
+    {
+        {WA2SLIDER_IMAGES, L"IMAGES"},
+        {WA2SLIDER_IMAGESSPACING, L"IMAGESSPACING"},
+        {WA2SLIDER_SOURCE, L"SOURCE"},
+    };
+
+Wa2Slider::Wa2Slider()
+		: started(false)
+{
+	realpos = 0;
+	imagesBitmap = 0;
+	spacing = 0;
+	action = ACT_NONE;
+
+	xuihandle = newXuiHandle();
+	CreateXMLParameters(xuihandle);	
+}
+
+void Wa2Slider::CreateXMLParameters(int master_handle)
+{
+	//WA2SLIDER_PARENT::CreateXMLParameters(master_handle);
+	int numParams = sizeof(params) / sizeof(params[0]);
+	hintNumberOfParams(xuihandle, numParams);
+	for (int i = 0;i < numParams;i++)
+		addParam(xuihandle, params[i], XUI_ATTRIBUTE_IMPLIED);
+}
+
+Wa2Slider::~Wa2Slider()
+{
+	killTimer(Wa2Slider_TIMER_POS);
+	WASABI_API_MEDIACORE->core_delCallback(0, this);
+	delete(imagesBitmap);
+}
+
+int Wa2Slider::setXuiParam(int _xuihandle, int xmlattributeid, const wchar_t *xmlattributename, const wchar_t *value)
+{
+	if (xuihandle == _xuihandle)
+	{
+		switch (xmlattributeid)
+		{
+		case WA2SLIDER_IMAGES: images = value; return 1;
+		case WA2SLIDER_IMAGESSPACING: spacing = WTOI(value); return 1;
+		case WA2SLIDER_SOURCE:
+			if (!_wcsicmp(value, L"volume")) action = ACT_VOLUME;
+			if (!_wcsicmp(value, L"balance")) action = ACT_BALANCE;
+			if (!_wcsicmp(value, L"seek")) action = ACT_SEEK;
+			return 1;
+		}
+	}
+	return WA2SLIDER_PARENT::setXuiParam(_xuihandle, xmlattributeid, xmlattributename, value);
+}
+
+int Wa2Slider::onInit()
+{
+	WA2SLIDER_PARENT::onInit();
+
+	imagesBitmap = new SkinBitmap(images);
+
+	if (action == ACT_VOLUME)
+		corecb_onVolumeChange(WASABI_API_MEDIACORE->core_getVolume(0));
+	if (action == ACT_BALANCE)
+		corecb_onPanChange(WASABI_API_MEDIACORE->core_getPan(0));
+	if (action == ACT_SEEK)
+	{
+		corecb_onSeeked(WASABI_API_MEDIACORE->core_getPosition(0));
+		started = (WASABI_API_MEDIACORE->core_getStatus(0) != 0);
+		setTimer(Wa2Slider_TIMER_POS, WA2SLIDER_SEEK_INTERVAL);
+	}
+
+	WASABI_API_MEDIACORE->core_addCallback(0, this);
+
+	return 0;
+}
+
+int Wa2Slider::onPaint(Canvas *canvas)
+{
+	if (imagesBitmap->getHeight() && spacing)
+	{
+		RECT r, r2;
+		getClientRect(&r2);
+		int nb = (imagesBitmap->getHeight() / spacing) - 1;
+		int which = 0;
+		switch (action)
+		{
+		case ACT_BALANCE:
+			{
+				int p = realpos;
+				int f = 32768; //FULL/2;
+				if (p > f)
+				{
+					which = (realpos - f) * nb / f;
+				}
+				else if (p < f)
+				{
+					which = (f - realpos) * nb / f;
+				}
+				else which = 0;
+			}
+			break;
+		case ACT_SEEK:
+			if (!started)
+				which = 0;
+			else
+				which = realpos * nb / 65536;
+			break;
+		case ACT_VOLUME:
+			which = realpos * nb / 65536;
+			break;
+		}
+
+		r.left = 0;
+		r.top = which * spacing;
+		r.bottom = which * spacing + (r2.bottom - r2.top);
+		r.right = r2.right - r2.left;
+		imagesBitmap->blitToRect(canvas, &r, &r2);
+	}
+	return WA2SLIDER_PARENT::onPaint(canvas);
+}
+
+int Wa2Slider::corecb_onVolumeChange(int newvol)
+{
+	if (action != ACT_VOLUME) return 0;
+	realpos = (int)(((double)newvol * 65535.f) / 255.f);
+	invalidate();
+	return 0;
+}
+
+int Wa2Slider::corecb_onPanChange(int newpan)
+{
+	if (action != ACT_BALANCE) return 0;
+
+	realpos = (int)(((double)(newpan + 127) * 65535.f) / 255.f);
+invalidate();
+	return 0;
+}
+
+int Wa2Slider::corecb_onSeeked(int newpos)
+{
+	if (action != ACT_SEEK) return 0;
+
+	int len = WASABI_API_MEDIACORE->core_getLength(0);
+
+	realpos = (int)(((float)(newpos) * 65535.f) / (float)len);
+invalidate();
+	return 0;
+}
+
+int Wa2Slider::corecb_onStarted()
+{
+	started = true;
+	corecb_onSeeked(0);
+	invalidate();
+	return 0;
+}
+
+int Wa2Slider::corecb_onStopped()
+{
+	started = false;
+	corecb_onSeeked(0);
+	invalidate();
+	return 0;
+}
+void Wa2Slider::timerCallback(int id)
+{
+	switch (id)
+	{
+	case Wa2Slider_TIMER_POS:
+		corecb_onSeeked(WASABI_API_MEDIACORE->core_getPosition(0));
+		break;
+	default:
+		WA2SLIDER_PARENT::timerCallback(id);
+	}
+}