public BitmapDrawable()
{
// Gravity.apply() sets this
// These are scaled to match the target density.
mBitmapState = new android.graphics.drawable.BitmapDrawable.BitmapState((android.graphics.Bitmap
)null);
}
public BitmapDrawable()
{
// Gravity.apply() sets this
// These are scaled to match the target density.
mBitmapState = new android.graphics.drawable.BitmapDrawable.BitmapState((android.graphics.Bitmap
)null);
}
public override android.graphics.drawable.Drawable mutate()
{
if (!mMutated && base.mutate() == this)
{
mBitmapState = new android.graphics.drawable.BitmapDrawable.BitmapState(mBitmapState
);
mMutated = true;
}
return(this);
}
internal BitmapState(android.graphics.drawable.BitmapDrawable.BitmapState bitmapState
) : this(bitmapState.mBitmap)
{
mChangingConfigurations = bitmapState.mChangingConfigurations;
mGravity = bitmapState.mGravity;
mTileModeX = bitmapState.mTileModeX;
mTileModeY = bitmapState.mTileModeY;
mTargetDensity = bitmapState.mTargetDensity;
mPaint = new android.graphics.Paint(bitmapState.mPaint);
mRebuildShader = bitmapState.mRebuildShader;
}
/// <summary>Sets the repeat behavior of this drawable on both axis.</summary>
/// <remarks>
/// Sets the repeat behavior of this drawable on both axis. By default, the drawable
/// does not repeat its bitmap. Using
/// <see cref="android.graphics.Shader.TileMode.REPEAT">android.graphics.Shader.TileMode.REPEAT
/// </see>
/// or
/// <see cref="android.graphics.Shader.TileMode.MIRROR">android.graphics.Shader.TileMode.MIRROR
/// </see>
/// the bitmap can be repeated (or tiled) if the bitmap
/// is smaller than this drawable.
/// </remarks>
/// <param name="xmode">The X repeat mode for this drawable.</param>
/// <param name="ymode">The Y repeat mode for this drawable.</param>
/// <seealso cref="setTileModeX(android.graphics.Shader.TileMode)">setTileModeX(android.graphics.Shader.TileMode)
/// </seealso>
/// <seealso cref="setTileModeY(android.graphics.Shader.TileMode)"></seealso>
public virtual void setTileModeXY(android.graphics.Shader.TileMode?xmode, android.graphics.Shader.TileMode
?ymode)
{
android.graphics.drawable.BitmapDrawable.BitmapState state = mBitmapState;
if (state.mTileModeX != xmode || state.mTileModeY != ymode)
{
state.mTileModeX = xmode;
state.mTileModeY = ymode;
state.mRebuildShader = true;
invalidateSelf();
}
}
internal BitmapDrawable(android.graphics.drawable.BitmapDrawable.BitmapState state
, android.content.res.Resources res)
{
mBitmapState = state;
if (res != null)
{
mTargetDensity = res.getDisplayMetrics().densityDpi;
}
else
{
mTargetDensity = state.mTargetDensity;
}
setBitmap(state != null ? state.mBitmap : null);
}
public override void draw(android.graphics.Canvas canvas)
{
android.graphics.Bitmap bitmap = mBitmap;
if (bitmap != null)
{
android.graphics.drawable.BitmapDrawable.BitmapState state = mBitmapState;
if (state.mRebuildShader)
{
android.graphics.Shader.TileMode?tmx = state.mTileModeX;
android.graphics.Shader.TileMode?tmy = state.mTileModeY;
if (tmx == null && tmy == null)
{
state.mPaint.setShader(null);
}
else
{
state.mPaint.setShader(new android.graphics.BitmapShader(bitmap, tmx == null ? android.graphics.Shader.TileMode
.CLAMP : tmx, tmy == null ? android.graphics.Shader.TileMode.CLAMP : tmy));
}
state.mRebuildShader = false;
copyBounds(mDstRect);
}
android.graphics.Shader shader = state.mPaint.getShader();
if (shader == null)
{
if (mApplyGravity)
{
int layoutDirection = getResolvedLayoutDirectionSelf();
android.view.Gravity.apply(state.mGravity, mBitmapWidth, mBitmapHeight, getBounds
(), mDstRect, layoutDirection);
mApplyGravity = false;
}
canvas.drawBitmap(bitmap, null, mDstRect, state.mPaint);
}
else
{
if (mApplyGravity)
{
copyBounds(mDstRect);
mApplyGravity = false;
}
canvas.drawRect(mDstRect, state.mPaint);
}
}
}
/// <summary>
/// Create an empty drawable, setting initial target density based on
/// the display metrics of the resources.
/// </summary>
/// <remarks>
/// Create an empty drawable, setting initial target density based on
/// the display metrics of the resources.
/// </remarks>
public BitmapDrawable(android.content.res.Resources res)
{
mBitmapState = new android.graphics.drawable.BitmapDrawable.BitmapState((android.graphics.Bitmap
)null);
mBitmapState.mTargetDensity = mTargetDensity;
}
internal BitmapDrawable(android.graphics.drawable.BitmapDrawable.BitmapState state
, android.content.res.Resources res)
{
mBitmapState = state;
if (res != null)
{
mTargetDensity = res.getDisplayMetrics().densityDpi;
}
else
{
mTargetDensity = state.mTargetDensity;
}
setBitmap(state != null ? state.mBitmap : null);
}
public override android.graphics.drawable.Drawable mutate()
{
if (!mMutated && base.mutate() == this)
{
mBitmapState = new android.graphics.drawable.BitmapDrawable.BitmapState(mBitmapState
);
mMutated = true;
}
return this;
}
/// <summary>
/// Create an empty drawable, setting initial target density based on
/// the display metrics of the resources.
/// </summary>
/// <remarks>
/// Create an empty drawable, setting initial target density based on
/// the display metrics of the resources.
/// </remarks>
public BitmapDrawable(android.content.res.Resources res)
{
mBitmapState = new android.graphics.drawable.BitmapDrawable.BitmapState((android.graphics.Bitmap
)null);
mBitmapState.mTargetDensity = mTargetDensity;
}
