+++ /dev/null
-/*
- * Jexer - Java Text User Interface
- *
- * The MIT License (MIT)
- *
- * Copyright (C) 2019 Kevin Lamonte
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * @author Kevin Lamonte [kevin.lamonte@gmail.com]
- * @version 1
- */
-package jexer.backend;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import jexer.bits.Cell;
-import jexer.bits.CellAttributes;
-
-/**
- * MultiScreen mirrors its I/O to several screens.
- */
-public class MultiScreen implements Screen {
-
- // ------------------------------------------------------------------------
- // Variables --------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * The list of screens to use.
- */
- private List<Screen> screens = new ArrayList<Screen>();
-
- // ------------------------------------------------------------------------
- // Constructors -----------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Public constructor requires one screen.
- *
- * @param screen the screen to add
- */
- public MultiScreen(final Screen screen) {
- screens.add(screen);
- }
-
- // ------------------------------------------------------------------------
- // Screen -----------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Set drawing offset for x.
- *
- * @param offsetX new drawing offset
- */
- public void setOffsetX(final int offsetX) {
- for (Screen screen: screens) {
- screen.setOffsetX(offsetX);
- }
- }
-
- /**
- * Set drawing offset for y.
- *
- * @param offsetY new drawing offset
- */
- public void setOffsetY(final int offsetY) {
- for (Screen screen: screens) {
- screen.setOffsetY(offsetY);
- }
- }
-
- /**
- * Get right drawing clipping boundary.
- *
- * @return drawing boundary
- */
- public int getClipRight() {
- return screens.get(0).getClipRight();
- }
-
- /**
- * Set right drawing clipping boundary.
- *
- * @param clipRight new boundary
- */
- public void setClipRight(final int clipRight) {
- for (Screen screen: screens) {
- screen.setClipRight(clipRight);
- }
- }
-
- /**
- * Get bottom drawing clipping boundary.
- *
- * @return drawing boundary
- */
- public int getClipBottom() {
- return screens.get(0).getClipBottom();
- }
-
- /**
- * Set bottom drawing clipping boundary.
- *
- * @param clipBottom new boundary
- */
- public void setClipBottom(final int clipBottom) {
- for (Screen screen: screens) {
- screen.setClipBottom(clipBottom);
- }
- }
-
- /**
- * Get left drawing clipping boundary.
- *
- * @return drawing boundary
- */
- public int getClipLeft() {
- return screens.get(0).getClipLeft();
- }
-
- /**
- * Set left drawing clipping boundary.
- *
- * @param clipLeft new boundary
- */
- public void setClipLeft(final int clipLeft) {
- for (Screen screen: screens) {
- screen.setClipLeft(clipLeft);
- }
- }
-
- /**
- * Get top drawing clipping boundary.
- *
- * @return drawing boundary
- */
- public int getClipTop() {
- return screens.get(0).getClipTop();
- }
-
- /**
- * Set top drawing clipping boundary.
- *
- * @param clipTop new boundary
- */
- public void setClipTop(final int clipTop) {
- for (Screen screen: screens) {
- screen.setClipTop(clipTop);
- }
- }
-
- /**
- * Get dirty flag.
- *
- * @return if true, the logical screen is not in sync with the physical
- * screen
- */
- public boolean isDirty() {
- for (Screen screen: screens) {
- if (screen.isDirty()) {
- return true;
- }
- }
- return false;
- }
-
- /**
- * Get the attributes at one location.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @return attributes at (x, y)
- */
- public CellAttributes getAttrXY(final int x, final int y) {
- return screens.get(0).getAttrXY(x, y);
- }
-
- /**
- * Get the cell at one location.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @return the character + attributes
- */
- public Cell getCharXY(final int x, final int y) {
- return screens.get(0).getCharXY(x, y);
- }
-
- /**
- * Set the attributes at one location.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param attr attributes to use (bold, foreColor, backColor)
- */
- public void putAttrXY(final int x, final int y,
- final CellAttributes attr) {
-
- for (Screen screen: screens) {
- screen.putAttrXY(x, y, attr);
- }
- }
-
- /**
- * Set the attributes at one location.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param attr attributes to use (bold, foreColor, backColor)
- * @param clip if true, honor clipping/offset
- */
- public void putAttrXY(final int x, final int y,
- final CellAttributes attr, final boolean clip) {
-
- for (Screen screen: screens) {
- screen.putAttrXY(x, y, attr, clip);
- }
- }
-
- /**
- * Fill the entire screen with one character with attributes.
- *
- * @param ch character to draw
- * @param attr attributes to use (bold, foreColor, backColor)
- */
- public void putAll(final int ch, final CellAttributes attr) {
- for (Screen screen: screens) {
- screen.putAll(ch, attr);
- }
- }
-
- /**
- * Render one character with attributes.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param ch character + attributes to draw
- */
- public void putCharXY(final int x, final int y, final Cell ch) {
- for (Screen screen: screens) {
- screen.putCharXY(x, y, ch);
- }
- }
-
- /**
- * Render one character with attributes.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param ch character to draw
- * @param attr attributes to use (bold, foreColor, backColor)
- */
- public void putCharXY(final int x, final int y, final int ch,
- final CellAttributes attr) {
-
- for (Screen screen: screens) {
- screen.putCharXY(x, y, ch, attr);
- }
- }
-
- /**
- * Render one character without changing the underlying attributes.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param ch character to draw
- */
- public void putCharXY(final int x, final int y, final int ch) {
- for (Screen screen: screens) {
- screen.putCharXY(x, y, ch);
- }
- }
-
- /**
- * Render a string. Does not wrap if the string exceeds the line.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param str string to draw
- * @param attr attributes to use (bold, foreColor, backColor)
- */
- public void putStringXY(final int x, final int y, final String str,
- final CellAttributes attr) {
-
- for (Screen screen: screens) {
- screen.putStringXY(x, y, str, attr);
- }
- }
-
- /**
- * Render a string without changing the underlying attribute. Does not
- * wrap if the string exceeds the line.
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param str string to draw
- */
- public void putStringXY(final int x, final int y, final String str) {
- for (Screen screen: screens) {
- screen.putStringXY(x, y, str);
- }
- }
-
- /**
- * Draw a vertical line from (x, y) to (x, y + n).
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param n number of characters to draw
- * @param ch character to draw
- * @param attr attributes to use (bold, foreColor, backColor)
- */
- public void vLineXY(final int x, final int y, final int n,
- final int ch, final CellAttributes attr) {
-
- for (Screen screen: screens) {
- screen.vLineXY(x, y, n, ch, attr);
- }
- }
-
- /**
- * Draw a horizontal line from (x, y) to (x + n, y).
- *
- * @param x column coordinate. 0 is the left-most column.
- * @param y row coordinate. 0 is the top-most row.
- * @param n number of characters to draw
- * @param ch character to draw
- * @param attr attributes to use (bold, foreColor, backColor)
- */
- public void hLineXY(final int x, final int y, final int n,
- final int ch, final CellAttributes attr) {
-
- for (Screen screen: screens) {
- screen.hLineXY(x, y, n, ch, attr);
- }
- }
-
- /**
- * Change the width. Everything on-screen will be destroyed and must be
- * redrawn.
- *
- * @param width new screen width
- */
- public void setWidth(final int width) {
- for (Screen screen: screens) {
- screen.setWidth(width);
- }
- }
-
- /**
- * Change the height. Everything on-screen will be destroyed and must be
- * redrawn.
- *
- * @param height new screen height
- */
- public void setHeight(final int height) {
- for (Screen screen: screens) {
- screen.setHeight(height);
- }
- }
-
- /**
- * Change the width and height. Everything on-screen will be destroyed
- * and must be redrawn.
- *
- * @param width new screen width
- * @param height new screen height
- */
- public void setDimensions(final int width, final int height) {
- for (Screen screen: screens) {
- // Do not blindly call setDimension() on every screen. Instead
- // call it only on those screens that do not already have the
- // requested dimension. With this very small check, we have the
- // ability for ANY screen in the MultiBackend to resize ALL of
- // the screens.
- if ((screen.getWidth() != width)
- || (screen.getHeight() != height)
- ) {
- screen.setDimensions(width, height);
- } else {
- // The screen that didn't change is probably the one that
- // prompted the resize. Force it to repaint.
- screen.clearPhysical();
- }
- }
- }
-
- /**
- * Get the height.
- *
- * @return current screen height
- */
- public int getHeight() {
- // Return the smallest height of the screens.
- int height = screens.get(0).getHeight();
- for (Screen screen: screens) {
- if (screen.getHeight() < height) {
- height = screen.getHeight();
- }
- }
- return height;
- }
-
- /**
- * Get the width.
- *
- * @return current screen width
- */
- public int getWidth() {
- // Return the smallest width of the screens.
- int width = screens.get(0).getWidth();
- for (Screen screen: screens) {
- if (screen.getWidth() < width) {
- width = screen.getWidth();
- }
- }
- return width;
- }
-
- /**
- * Reset screen to not-bold, white-on-black. Also flushes the offset and
- * clip variables.
- */
- public void reset() {
- for (Screen screen: screens) {
- screen.reset();
- }
- }
-
- /**
- * Flush the offset and clip variables.
- */
- public void resetClipping() {
- for (Screen screen: screens) {
- screen.resetClipping();
- }
- }
-
- /**
- * Clear the logical screen.
- */
- public void clear() {
- for (Screen screen: screens) {
- screen.clear();
- }
- }
-
- /**
- * Draw a box with a border and empty background.
- *
- * @param left left column of box. 0 is the left-most row.
- * @param top top row of the box. 0 is the top-most row.
- * @param right right column of box
- * @param bottom bottom row of the box
- * @param border attributes to use for the border
- * @param background attributes to use for the background
- */
- public void drawBox(final int left, final int top,
- final int right, final int bottom,
- final CellAttributes border, final CellAttributes background) {
-
- for (Screen screen: screens) {
- screen.drawBox(left, top, right, bottom, border, background);
- }
- }
-
- /**
- * Draw a box with a border and empty background.
- *
- * @param left left column of box. 0 is the left-most row.
- * @param top top row of the box. 0 is the top-most row.
- * @param right right column of box
- * @param bottom bottom row of the box
- * @param border attributes to use for the border
- * @param background attributes to use for the background
- * @param borderType if 1, draw a single-line border; if 2, draw a
- * double-line border; if 3, draw double-line top/bottom edges and
- * single-line left/right edges (like Qmodem)
- * @param shadow if true, draw a "shadow" on the box
- */
- public void drawBox(final int left, final int top,
- final int right, final int bottom,
- final CellAttributes border, final CellAttributes background,
- final int borderType, final boolean shadow) {
-
- for (Screen screen: screens) {
- screen.drawBox(left, top, right, bottom, border, background,
- borderType, shadow);
- }
- }
-
- /**
- * Draw a box shadow.
- *
- * @param left left column of box. 0 is the left-most row.
- * @param top top row of the box. 0 is the top-most row.
- * @param right right column of box
- * @param bottom bottom row of the box
- */
- public void drawBoxShadow(final int left, final int top,
- final int right, final int bottom) {
-
- for (Screen screen: screens) {
- screen.drawBoxShadow(left, top, right, bottom);
- }
- }
-
- /**
- * Clear the physical screen.
- */
- public void clearPhysical() {
- for (Screen screen: screens) {
- screen.clearPhysical();
- }
- }
-
- /**
- * Unset every image cell on one row of the physical screen, forcing
- * images on that row to be redrawn.
- *
- * @param y row coordinate. 0 is the top-most row.
- */
- public final void unsetImageRow(final int y) {
- for (Screen screen: screens) {
- screen.unsetImageRow(y);
- }
- }
-
- /**
- * Classes must provide an implementation to push the logical screen to
- * the physical device.
- */
- public void flushPhysical() {
- for (Screen screen: screens) {
- screen.flushPhysical();
- }
- }
-
- /**
- * Put the cursor at (x,y).
- *
- * @param visible if true, the cursor should be visible
- * @param x column coordinate to put the cursor on
- * @param y row coordinate to put the cursor on
- */
- public void putCursor(final boolean visible, final int x, final int y) {
- for (Screen screen: screens) {
- screen.putCursor(visible, x, y);
- }
- }
-
- /**
- * Hide the cursor.
- */
- public void hideCursor() {
- for (Screen screen: screens) {
- screen.hideCursor();
- }
- }
-
- /**
- * Get the cursor visibility.
- *
- * @return true if the cursor is visible
- */
- public boolean isCursorVisible() {
- return screens.get(0).isCursorVisible();
- }
-
- /**
- * Get the cursor X position.
- *
- * @return the cursor x column position
- */
- public int getCursorX() {
- return screens.get(0).getCursorX();
- }
-
- /**
- * Get the cursor Y position.
- *
- * @return the cursor y row position
- */
- public int getCursorY() {
- return screens.get(0).getCursorY();
- }
-
- /**
- * Set the window title.
- *
- * @param title the new title
- */
- public void setTitle(final String title) {
- for (Screen screen: screens) {
- screen.setTitle(title);
- }
- }
-
- // ------------------------------------------------------------------------
- // MultiScreen ------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Add a screen to the list.
- *
- * @param screen the screen to add
- */
- public void addScreen(final Screen screen) {
- screens.add(screen);
- }
-
- /**
- * Remove a screen from the list.
- *
- * @param screen the screen to remove
- */
- public void removeScreen(final Screen screen) {
- if (screens.size() > 1) {
- screens.remove(screen);
- }
- }
-
- /**
- * Get the width of a character cell in pixels.
- *
- * @return the width in pixels of a character cell
- */
- public int getTextWidth() {
- int textWidth = 16;
- for (Screen screen: screens) {
- int newTextWidth = screen.getTextWidth();
- if (newTextWidth < textWidth) {
- textWidth = newTextWidth;
- }
- }
- return textWidth;
- }
-
- /**
- * Get the height of a character cell in pixels.
- *
- * @return the height in pixels of a character cell
- */
- public int getTextHeight() {
- int textHeight = 20;
- for (Screen screen: screens) {
- int newTextHeight = screen.getTextHeight();
- if (newTextHeight < textHeight) {
- textHeight = newTextHeight;
- }
- }
- return textHeight;
- }
-
-}
git://git.nikiroo.be / fanfix.git / blobdiff