/*

* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

#include "CMIDToolkit.h"

#include "javax_microedition_lcdui_Device.h"

const TInt KAlphaLevels = 256;

LOCAL_C TInt GetDeviceAttribs(CMIDToolkit* aToolkit, jint* aAttribArray, jint aArrayLength)

{

    if (aArrayLength < javax_microedition_lcdui_Device_ATTRIB_COUNT)

    {

        return KErrOverflow;

    }

    MMIDUtils& utils = *aToolkit->Utils();

    MMIDGraphicsFactory& factory = aToolkit->GraphicsFactory();

    jint caps = 0;

    if (factory.DoubleBuffer())

    {

        caps |= javax_microedition_lcdui_Device_CAPS_DOUBLE_BUFFERED;

    }

    if (utils.HasPointerEvents())

    {

        caps |= javax_microedition_lcdui_Device_CAPS_POINTER_EVENTS;

    }

    if (utils.HasPointerMotionEvents())

    {

        caps |= javax_microedition_lcdui_Device_CAPS_POINTER_MOTION_EVENTS;

    }

    if (utils.HasRepeatEvents())

    {

        caps |= javax_microedition_lcdui_Device_CAPS_KEY_REPEAT_EVENTS;

    }

    TDisplayMode frameBufferMode = factory.DisplayMode();

    if (frameBufferMode > EGray256)

    {

        caps |= javax_microedition_lcdui_Device_CAPS_COLOR;

    }

    CCoeEnv* controlEnv = CCoeEnv::Static();

    CWsScreenDevice* screenDevice = controlEnv->ScreenDevice();

    TSize screenSize = screenDevice->SizeInPixels();

    aAttribArray[ javax_microedition_lcdui_Device_ATTRIB_CAPABILITIES ] = caps;

    aAttribArray[ javax_microedition_lcdui_Device_ATTRIB_NUM_COLORS   ] = TDisplayModeUtils::NumDisplayModeColors(frameBufferMode);

    aAttribArray[ javax_microedition_lcdui_Device_ATTRIB_NUM_ALPHAS   ] = KAlphaLevels;

    aAttribArray[ javax_microedition_lcdui_Device_ATTRIB_SCREEN_WIDTH ] = screenSize.iWidth;

    aAttribArray[ javax_microedition_lcdui_Device_ATTRIB_SCREEN_HEIGHT] = screenSize.iHeight;

    return KErrNone;

}

JNIEXPORT jint JNICALL Java_javax_microedition_lcdui_Device__1getAttribs(JNIEnv* aJni, jobject, jint aToolkit, jintArray aAttribArray)

{

    CMIDToolkit* toolkit = JavaUnhand<CMIDToolkit>(aToolkit);

    if (aJni->GetArrayLength(aAttribArray) != javax_microedition_lcdui_Device_ATTRIB_COUNT)

    {

        return KErrArgument;

    }

    jint attribArray[javax_microedition_lcdui_Device_ATTRIB_COUNT];

    jint attribCount = javax_microedition_lcdui_Device_ATTRIB_COUNT;

    jint err;

    err = toolkit->Execute(&GetDeviceAttribs, toolkit, &attribArray[0], attribCount);

    if (KErrNone == err)

    {

        aJni->SetIntArrayRegion(aAttribArray, 0, attribCount, &attribArray[0]);

    }

    return err;

}

LOCAL_C void InvokeCanvasSizeWithoutKeypad(MMIDDisplayable* aDisplayable, jint* aSizeArray)

{

    TRect onScreenKeypadRect = aDisplayable->GetCanvasRectFromLaf();

    aSizeArray[0] = onScreenKeypadRect.Width();

    aSizeArray[1] = onScreenKeypadRect.Height();

}

JNIEXPORT void JNICALL Java_javax_microedition_lcdui_Device__1getCanvasSizeWithoutKeypad

(JNIEnv* aEnv,jobject, jint aToolkit, jint aDisplayable, jintArray aSize)

{

    MMIDDisplayable* displayable = MIDUnhandObject<MMIDDisplayable>(aDisplayable);

    CMIDToolkit* toolkit = JavaUnhand<CMIDToolkit>(aToolkit);

    jint sizeArray[2];

    toolkit->Execute(&InvokeCanvasSizeWithoutKeypad, displayable, sizeArray);

    aEnv->SetIntArrayRegion(aSize, 0, 2, sizeArray);

}