dwindows: android/DWindows.kt comparison

comparison android/DWindows.kt @ 2531:f45ebd96ebe5

Android: First attempts at implementing drawing functions

author	bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date	Tue, 11 May 2021 00:51:20 +0000
parents	b9923432cb1f
children	d862d9e4069b

comparison

equal deleted inserted replaced

-:b9923432cb1f
+:f45ebd96ebe5
 import android.content.ClipboardManager
 import android.content.Context
 import android.content.DialogInterface
 import android.content.pm.ActivityInfo
 import android.content.res.Configuration
-import android.graphics.Bitmap
+import android.graphics.*
-import android.graphics.BitmapFactory
-import android.graphics.Canvas
 import android.graphics.drawable.BitmapDrawable
 import android.graphics.drawable.Drawable
 import android.graphics.drawable.GradientDrawable
 import android.media.AudioManager
 import android.media.ToneGenerator
 var firstWindow: Boolean = true
 var windowLayout: LinearLayout? = null
 var threadLock = ReentrantLock()
 var threadCond = threadLock.newCondition()
 var notificationID: Int = 0
+private var paint = Paint()
 // Our version of runOnUiThread that waits for execution
 fun waitOnUiThread(runnable: Runnable)
 {
 if(Looper.myLooper() == Looper.getMainLooper()) {
 }
 fun renderRedraw(render: DWRender)
 {
 render.invalidate()
+}
+fun pixmapBitBlt(dstr: DWRender?, dstp: Bitmap?, dstx: Int, dsty: Int, dstw: Int, dsth: Int,
+srcr: DWRender?, srcp: Bitmap?, srcy: Int, srcx: Int, srcw: Int, srch: Int): Int
+{
+val dst = Rect(dstx, dsty, dstx + dstw, dsty + dsth)
+var src = Rect(srcx, srcy, srcx + srcw, srcy + srch)
+var retval: Int = 1
+if(srcw == -1) {
+src.right = srcx + dstw
+}
+if(srch == -1) {
+src.bottom = srcy + dsth
+}
+waitOnUiThread {
+var canvas: Canvas? = null
+var bitmap: Bitmap? = null
+if(dstr != null) {
+canvas = dstr.cachedCanvas
+} else if(dstp != null) {
+canvas = Canvas(dstp)
+}
+if(srcp != null) {
+bitmap = srcp
+} else if(srcr != null) {
+bitmap = Bitmap.createBitmap(srcr.layoutParams.width,
+srcr.layoutParams.height, Bitmap.Config.ARGB_8888)
+val c = Canvas(bitmap)
+srcr.layout(srcr.left, srcr.top, srcr.right, srcr.bottom)
+srcr.draw(c)
+}
+if(canvas != null && bitmap != null) {
+canvas.drawBitmap(bitmap, src, dst, null)
+retval = 0
+}
+}
+return retval
+}
+fun drawPoint(render: DWRender?, bitmap: Bitmap?, x: Int, y: Int)
+{
+waitOnUiThread {
+var canvas: Canvas? = null
+if(render != null) {
+canvas = render.cachedCanvas
+} else if(bitmap != null) {
+canvas = Canvas(bitmap)
+}
+if(canvas != null) {
+canvas.drawPoint(x.toFloat(), y.toFloat(), Paint())
+}
+}
+}
+fun drawLine(render: DWRender?, bitmap: Bitmap?, x1: Int, y1: Int, x2: Int, y2: Int)
+{
+waitOnUiThread {
+var canvas: Canvas? = null
+if(render != null) {
+canvas = render.cachedCanvas
+} else if(bitmap != null) {
+canvas = Canvas(bitmap)
+}
+if(canvas != null) {
+canvas.drawLine(x1.toFloat(), y1.toFloat(), x2.toFloat(), y2.toFloat(), paint)
+}
+}
+}
+fun drawRect(render: DWRender?, bitmap: Bitmap?, x: Int, y: Int, width: Int, height: Int)
+{
+waitOnUiThread {
+var canvas: Canvas? = null
+if(render != null) {
+canvas = render.cachedCanvas
+} else if(bitmap != null) {
+canvas = Canvas(bitmap)
+}
+if(canvas != null) {
+canvas.drawRect(x.toFloat(), y.toFloat(), x.toFloat() + width.toFloat(), y.toFloat() + height.toFloat(), paint)
+}
+}
+}
+fun colorSet(alpha: Int, red: Int, green: Int, blue: Int)
+{
+waitOnUiThread {
+if(alpha != 0) {
+paint.color = Color.argb(alpha, red, green, blue)
+} else {
+paint.color = Color.rgb(red, green, blue)
+}
+}
 }
 fun timerConnect(interval: Long, sigfunc: Long, data: Long): Timer
 {
 // creating timer task, timer

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comparison android/DWindows.kt @ 2531:f45ebd96ebe5