jopg second commit

java/jpwr/jopg/src/GlowEventMenu.java

+/* 
+ * Proview   Open Source Process Control.
+ * Copyright (C) 2005-2012 SSAB EMEA AB.
+ *
+ * This file is part of Proview.
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation, either version 2 of 
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with Proview. If not, see <http://www.gnu.org/licenses/>
+ *
+ * Linking Proview statically or dynamically with other modules is
+ * making a combined work based on Proview. Thus, the terms and 
+ * conditions of the GNU General Public License cover the whole 
+ * combination.
+ *
+ * In addition, as a special exception, the copyright holders of
+ * Proview give you permission to, from the build function in the
+ * Proview Configurator, combine Proview with modules generated by the
+ * Proview PLC Editor to a PLC program, regardless of the license
+ * terms of these modules. You may copy and distribute the resulting
+ * combined work under the terms of your choice, provided that every 
+ * copy of the combined work is accompanied by a complete copy of 
+ * the source code of Proview (the version used to produce the 
+ * combined work), being distributed under the terms of the GNU 
+ * General Public License plus this exception.
+ */
+
+package jpwr.jopg;
+
+public class GlowEventMenu extends GlowEvent {
+    public int item;
+
+    public GlowEventMenu() {}
+}

java/jpwr/jopg/src/GlowFillLevelLimits.java

+/* 
+ * Proview   Open Source Process Control.
+ * Copyright (C) 2005-2012 SSAB EMEA AB.
+ *
+ * This file is part of Proview.
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation, either version 2 of 
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with Proview. If not, see <http://www.gnu.org/licenses/>
+ *
+ * Linking Proview statically or dynamically with other modules is
+ * making a combined work based on Proview. Thus, the terms and 
+ * conditions of the GNU General Public License cover the whole 
+ * combination.
+ *
+ * In addition, as a special exception, the copyright holders of
+ * Proview give you permission to, from the build function in the
+ * Proview Configurator, combine Proview with modules generated by the
+ * Proview PLC Editor to a PLC program, regardless of the license
+ * terms of these modules. You may copy and distribute the resulting
+ * combined work under the terms of your choice, provided that every 
+ * copy of the combined work is accompanied by a complete copy of 
+ * the source code of Proview (the version used to produce the 
+ * combined work), being distributed under the terms of the GNU 
+ * General Public License plus this exception.
+ */
+
+package jpwr.jopg;
+
+public class GlowFillLevelLimits {
+    public int status;
+    public int direction;
+    public double min;
+    public double max;
+}

java/jpwr/jopg/src/GlowGeometry.java

+/* 
+ * Proview   Open Source Process Control.
+ * Copyright (C) 2005-2012 SSAB EMEA AB.
+ *
+ * This file is part of Proview.
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation, either version 2 of 
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with Proview. If not, see <http://www.gnu.org/licenses/>
+ *
+ * Linking Proview statically or dynamically with other modules is
+ * making a combined work based on Proview. Thus, the terms and 
+ * conditions of the GNU General Public License cover the whole 
+ * combination.
+ *
+ * In addition, as a special exception, the copyright holders of
+ * Proview give you permission to, from the build function in the
+ * Proview Configurator, combine Proview with modules generated by the
+ * Proview PLC Editor to a PLC program, regardless of the license
+ * terms of these modules. You may copy and distribute the resulting
+ * combined work under the terms of your choice, provided that every 
+ * copy of the combined work is accompanied by a complete copy of 
+ * the source code of Proview (the version used to produce the 
+ * combined work), being distributed under the terms of the GNU 
+ * General Public License plus this exception.
+ */
+
+package jpwr.jopg;
+
+public class GlowGeometry {
+    public double ll_x;
+    public double ll_y;
+    public double ur_x;
+    public double ur_y;
+}
\ No newline at end of file

java/jpwr/jopg/src/GlowMenuInfo.java

+/* 
+ * Proview   Open Source Process Control.
+ * Copyright (C) 2005-2012 SSAB EMEA AB.
+ *
+ * This file is part of Proview.
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation, either version 2 of 
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with Proview. If not, see <http://www.gnu.org/licenses/>
+ *
+ * Linking Proview statically or dynamically with other modules is
+ * making a combined work based on Proview. Thus, the terms and 
+ * conditions of the GNU General Public License cover the whole 
+ * combination.
+ *
+ * In addition, as a special exception, the copyright holders of
+ * Proview give you permission to, from the build function in the
+ * Proview Configurator, combine Proview with modules generated by the
+ * Proview PLC Editor to a PLC program, regardless of the license
+ * terms of these modules. You may copy and distribute the resulting
+ * combined work under the terms of your choice, provided that every 
+ * copy of the combined work is accompanied by a complete copy of 
+ * the source code of Proview (the version used to produce the 
+ * combined work), being distributed under the terms of the GNU 
+ * General Public License plus this exception.
+ */
+
+package jpwr.jopg;
+
+public class GlowMenuInfo {
+
+    public class MenuInfoItem {
+	String text;
+	int type;
+	boolean occupied;
+    }
+
+    MenuInfoItem[] item = new MenuInfoItem[32];
+
+    public GlowMenuInfo() {
+	for ( int i = 0; i < 32; i++)
+	    item[i] = new MenuInfoItem();
+    }
+}

java/jpwr/jopg/src/GrowMenu.java

+/* 
+ * Proview   Open Source Process Control.
+ * Copyright (C) 2005-2012 SSAB EMEA AB.
+ *
+ * This file is part of Proview.
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation, either version 2 of 
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful 
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of 
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License 
+ * along with Proview. If not, see <http://www.gnu.org/licenses/>
+ *
+ * Linking Proview statically or dynamically with other modules is
+ * making a combined work based on Proview. Thus, the terms and 
+ * conditions of the GNU General Public License cover the whole 
+ * combination.
+ *
+ * In addition, as a special exception, the copyright holders of
+ * Proview give you permission to, from the build function in the
+ * Proview Configurator, combine Proview with modules generated by the
+ * Proview PLC Editor to a PLC program, regardless of the license
+ * terms of these modules. You may copy and distribute the resulting
+ * combined work under the terms of your choice, provided that every 
+ * copy of the combined work is accompanied by a complete copy of 
+ * the source code of Proview (the version used to produce the 
+ * combined work), being distributed under the terms of the GNU 
+ * General Public License plus this exception.
+ */
+
+package jpwr.jopg;
+import jpwr.rt.*;
+import java.io.*;
+import java.util.*;
+
+public class GrowMenu extends GrowRect {
+
+    GlowMenuInfo info;			//!< Button text and types.
+    int	       	text_size;		//!< Button text size.
+    int		text_drawtype;		//!< Drawtype  for button text.
+    int		text_color;		//!< Color for button text.
+    int		text_color_disabled;	//!< Color for disabled button text.
+    int	       	item_cnt;		//!< Number of menu items.
+    double     	item_height;		//!< Menu item height in pixel.
+    int	       	current_item;		//!< Hot item.
+    int	       	new_item;		//!< New current item.
+    int	       	old_item;		//!< Current item in previous event.
+    GlowArrayElem parent_menu;		//!< Parent menu.
+    double	min_width;		//!< Minimum width of menu.
+    int	       	input_focus;		//!< This menu has input focus.
+    int 	font;			//!< Text font.
+    int		hot;
+
+    public GrowMenu(GrowCmn cmn) {
+	super(cmn);
+    }
+
+    public GrowMenu( GrowCmn cmn, String n_name, GlowMenuInfo menu_info, double x, double y, 
+		     double min_w, int draw_type, int line_width, 
+		     int fill, int border, 
+		     int fill_drawtype, int text_size, 
+		     int text_drawtype, int text_color, 
+		     int text_color_disabled, int text_font) {
+
+	super(cmn, n_name, x, y, 10, 10, draw_type, line_width,
+	      fill, border, 0, fill_drawtype);
+	this.info = menu_info;
+	this.text_size = text_size;
+	this.text_drawtype = text_drawtype;
+	this.text_color = text_color;
+	this.text_color_disabled = text_color_disabled;
+	this.font = text_font;
+
+	draw(null, 0, 0, null, null);
+    }
+
+    public int type() { 
+	return Glow.eObjectType_GrowMenu;
+    }
+
+    public void draw(GlowTransform t, int highlight, int hot, Object node, Object colornode) {
+	int idx;
+	int text_idx = (int)( trf.vertical_scale(t) * cmn.mw.zoom_factor_y / cmn.mw.base_zoom_factor * (text_size +4) - 4);
+	double tsize =  trf.vertical_scale(t) * cmn.mw.zoom_factor_y / cmn.mw.base_zoom_factor * (8+2*text_size);
+	text_idx = Math.min( text_idx, Glow.DRAW_TYPE_SIZE-1);
+	text_idx = Math.max( 0, text_idx);
+
+	idx = (int)( cmn.mw.zoom_factor_y / cmn.mw.base_zoom_factor * line_width - 1);
+	idx += hot;
+
+	idx = Math.max( 0, idx);
+	idx = Math.min( idx, Glow.DRAW_TYPE_SIZE-1);
+	int ll_x, ll_y, ur_x, ur_y;
+
+	int z_width, z_descent;
+	int z_height = 0;
+	int max_z_width = 0;
+	double tot_z_height = 0;
+	int i;
+	int pulldown_found = 0;
+	item_cnt = 0;
+	for ( i = 0; i < info.item.length; i++) {
+	    if ( info.item[i].occupied) {
+		GlowDimension dim = cmn.gdraw.getTextExtent( info.item[i].text, Math.max( 0, text_idx), font);
+		z_width = dim.width;
+		z_height = dim.height;
+		z_descent = z_height/4;		
+		if ( z_width > max_z_width)
+		    max_z_width = z_width;
+		tot_z_height += (int)( 1.6 * z_height);
+		if ( info.item[i].type == Glow.eMenuItem_PulldownMenu)
+		    pulldown_found = 1;
+		item_cnt++;
+	    }
+	}
+	if ( item_cnt == 0)
+	    return;
+
+	int arrow_size = z_height * 4 / 5;
+	ll_x = (int)( ll.x * cmn.mw.zoom_factor_x) - cmn.mw.offset_x;
+	ll_y = (int)( ll.y * cmn.mw.zoom_factor_y) - cmn.mw.offset_y;
+	ur_x = ll_x + max_z_width + 15 + (int)(pulldown_found * arrow_size);
+	if ( ur_x - ll_x < (int)(min_width * cmn.mw.zoom_factor_x))
+	    ur_x = ll_x + (int)(min_width * cmn.mw.zoom_factor_x);
+	ur_y = ll_y + (int)(tot_z_height);
+
+	if ( ur_y > cmn.getHeight()  + cmn.mw.subwindow_y) {
+	    // Outside window border
+	    ur_y = cmn.getHeight() + cmn.mw.subwindow_y;
+	    ll_y = ur_y - (int)(tot_z_height);
+	    ll.posit( ll.x, ll_y * cmn.mw.zoom_factor_x + cmn.mw.offset_y);
+	    ur.posit( ur.x, ur_y * cmn.mw.zoom_factor_y + cmn.mw.offset_y); // Might not always be correct?
+	    ll_x = (int)( ll.x * cmn.mw.zoom_factor_x) - cmn.mw.offset_x;
+	    ll_y = (int)( ll.y * cmn.mw.zoom_factor_y) - cmn.mw.offset_y;
+	    ur_x = ll_x + max_z_width + 15 + (int)(pulldown_found * arrow_size);
+	    ur_y = ll_y + (int)(tot_z_height);
+	}
+	else
+	    ur.posit( ur_x * cmn.mw.zoom_factor_x + cmn.mw.offset_x, ur_y *cmn.mw.zoom_factor_y + cmn.mw.offset_y);
+	ll_y = (int)( ll.y * cmn.mw.zoom_factor_y) - cmn.mw.offset_y;
+	get_node_borders();
+	System.out.println("Menu borders: (" + x_left + "," + y_low + ") (" + x_right + "," + y_high + ")");
+
+	if ( fill != 0) {
+	    cmn.gdraw.fill_rect(ll_x, ll_y, ur_x - ll_x, ur_y - ll_y, fill_drawtype);
+	}
+	item_height = tot_z_height / item_cnt;
+	int x_text = ll_x + 3;
+	int y_text;
+	int drawtype;
+
+	int item_idx = 0;
+	for ( i = 0; i < info.item.length; i++) {
+	    if ( info.item[i].occupied) {
+		y_text = ll_y + (int)( item_height * item_idx + z_height + 1);
+		if ( i == current_item) {
+		    if ( fill_drawtype % 10 < 7)
+			drawtype = GlowColor.shift_drawtype( fill_drawtype, 2, null);
+		    else
+			drawtype = GlowColor.shift_drawtype( fill_drawtype, -2, null);
+		    cmn.gdraw.fill_rect(ll_x, (int)(ll_y + item_idx * item_height), ur_x - ll_x, 
+					(int)(item_height), drawtype);
+		}
+		if ( info.item[i].type == Glow.eMenuItem_ButtonDisabled)
+		    cmn.gdraw.text(x_text, y_text, info.item[i].text, text_drawtype, 
+				      text_color_disabled, text_idx, highlight, 0, font, tsize, 0);
+		else
+		    cmn.gdraw.text(x_text, y_text, info.item[i].text, text_drawtype, 
+				      text_color, text_idx, highlight, 0, font, tsize, 0);
+		if ( info.item[i].type == Glow.eMenuItem_PulldownMenu) {
+		    // Draw arrow
+		    GlowPointX[] p = new GlowPointX[4];
+		    p[0].x = ur_x - arrow_size - 2;
+		    p[0].y = (int)(ll_y + item_idx * item_height + item_height/2 - arrow_size/2);
+		    p[1].x = ur_x - 2;
+		    p[1].y = (int)(ll_y + item_idx * item_height + item_height/2);
+		    p[2].x = ur_x - arrow_size - 2;
+		    p[2].y = (int)(ll_y + item_idx * item_height + item_height/2 + arrow_size/2);
+		    p[3].x = ur_x - arrow_size - 2;
+		    p[3].y = (int)(ll_y + item_idx * item_height + item_height/2 - arrow_size/2);
+      
+		    cmn.gdraw.fill_polyline(p, 4, Glow.eDrawType_MediumGray, 0);
+		}
+		item_idx++;
+	    }
+	}
+	if ( border != 0) {
+	    cmn.gdraw.rect(ll_x, ll_y, ur_x - ll_x, ur_y - ll_y, draw_type, idx, 0);
+	}
+    }
+
+    int local_event_handler(GlowEvent event, double x, double y) {
+	double ll_x, ur_x, ll_y, ur_y;
+
+	ll_x = Math.min( ll.x, ur.x);
+	ur_x = Math.max( ll.x, ur.x);
+	ll_y = Math.min( ll.y, ur.y);
+	ur_y = Math.max( ll.y, ur.y);
+
+	if ( ll_x <= x && x <= ur_x &&
+	     ll_y <= y && y <= ur_y) {
+	    int item;
+	    double vscale = trf.vertical_scale(null);
+
+	    item = (int)((y - ll.y) / ( item_height / vscale / cmn.mw.zoom_factor_y));
+	    if ( item > item_cnt - 1)
+		item = item_cnt - 1;
+	    if ( item < 0)
+		item = 0;
+	    if ( item != current_item) {
+		new_item = 1;
+		old_item = current_item;
+		current_item = item;
+		for ( int i = 0, item_idx = 0; i < 32; i++) {
+		    if ( !info.item[i].occupied)
+			continue;
+		    if ( item_idx == item) {
+			current_item = i;
+			break;
+		    }
+		    item_idx++;
+		}
+	    }
+	    else {
+		new_item = 0;
+		old_item = current_item;
+	    }
+	    return 1;
+	}
+	else {
+	    new_item = 0;
+	    return 0;
+	}
+    }
+
+    public int eventHandler( GlowEvent event, double fx, double fy) {
+	int sts;
+	int csts;
+
+	double rx, ry;
+
+	// Convert koordinates to local koordinates
+	GlowPoint rp = trf.reverse( fx, fy);
+
+	sts = 0;
+	switch ( event.event) {
+	case Glow.eEvent_CursorMotion: {
+	    int redraw = 0;
+	    sts = local_event_handler( event, rp.x, rp.y);
+	    if ( sts != 0) {
+		cmn.hot_found = 1;
+		redraw = 1;
+	    }
+	    if ( sts != 0 && hot == 0) {
+		hot = 1;
+		redraw = 1;
+	    }
+	    if ( sts == 0 && hot != 0) {
+		if ( cmn.hot_found == 0)
+		hot = 0;
+		redraw = 1;
+	    }
+	    if ( redraw != 0) {
+		cmn.ctx.draw( x_left * cmn.mw.zoom_factor_x - cmn.mw.offset_x - Glow.DRAW_MP,
+			      y_low * cmn.mw.zoom_factor_y - cmn.mw.offset_y - Glow.DRAW_MP,
+			      x_right * cmn.mw.zoom_factor_x - cmn.mw.offset_x + Glow.DRAW_MP,
+			      y_high * cmn.mw.zoom_factor_y - cmn.mw.offset_y + Glow.DRAW_MP);
+	    }
+	    if ( old_item != current_item && old_item != -1) {
+		if ( info.item[old_item].type == Glow.eMenuItem_PulldownMenu) {
+		    // Delete all child menu objects.
+		    // TODO ctx->delete_menu_child( this);
+		}
+	    }
+	    if ( hot != 0 && new_item != 0) {
+		if ( info.item[current_item].type == Glow.eMenuItem_PulldownMenu)
+		    cmn.ctx.send_menu_callback( this, current_item, Glow.eEvent_MenuCreate,
+					     ur.x, ll.y + item_height / cmn.mw.zoom_factor_y * current_item);
+	    }
+	    break;
+	}
+	case Glow.eEvent_MB1Click: {
+	    System.out.println("GrowMenu eventHandler called (" + rp.x + "," + rp.y + ") {" + fx + "," + fy + ")" );
+	    System.out.println("Growmenu (" + ll.x + "," + ll.y + ") (" + ur.x + "," + ur.y + ")");
+	    sts = local_event_handler( event, rp.x, rp.y);
+	    if ( sts != 0 && current_item != -1) {
+		System.out.println("Hit in GrowMenu item " + current_item);
+		if ( info.item[current_item].type == Glow.eMenuItem_Button) {
+		    csts = cmn.ctx.send_menu_callback( this, current_item, Glow.eEvent_MenuActivated, fx, fy);
+		    if ( csts == Glow.GLOW__TERMINATED)
+			return csts;
+
+		    // Send delete callback for the root menu of this node
+		    GrowMenu e;
+		    for ( e = this; e.parent_menu != null; e = (GrowMenu)e.parent_menu) 
+			;
+		    cmn.ctx.send_menu_callback( e, 0, Glow.eEvent_MenuDelete, 0, 0);
+		    return Glow.GLOW__NO_PROPAGATE;
+		}
+	    }
+	}
+	default:
+	    sts = local_event_handler( event, rp.x, rp.y);
+	}
+	if ( sts != 0)
+	    cmn.ctx.register_callback_object( Glow.eObjectType_Node, this);
+	return sts;
+    }
+}