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/ CU Amiga Super CD-ROM 24 / CU Amiga Magazine's Super CD-ROM 24 (1998)(EMAP Images)(GB)(Track 1 of 2)[!][issue 1998-07].iso / CUCD / Programming / EasyPLUGINs / source / corners.e < prev next >

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Text File | 1998-02-09 | 7.3 KB | 349 lines

/* TO DO: */ OPT MODULE, OSVERSION=37 ->> corners_plugin: Modules MODULE 'tools/easygui', 'graphics/text', 'intuition/intuition', 'graphics/rastport', 'utility', 'utility/tagitem', 'tools/ghost' ->< /* $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ */ ->> corners_plugin: Definitions EXPORT ENUM CORNER_NONE, CORNER_TOPLEFT, CORNER_TOPRIGHT, CORNER_LOWERLEFT, CORNER_LOWERRIGHT CONST NUM_CORNERS=CORNER_LOWERRIGHT EXPORT OBJECT corners_plugin OF plugin PRIVATE width height box_width box_height corner colour_fg colour_bg disabled mouse_x mouse_y corners[NUM_CORNERS]:ARRAY OF LONG ENDOBJECT OBJECT corner x, y, w, h rel_x, rel_y ENDOBJECT EXPORT ENUM PLA_Corners_Width=$81070001, -> [I..] PLA_Corners_Height, -> [I..] PLA_Corners_BoxWidth, -> [ISG] PLA_Corners_BoxHeight, -> [ISG] PLA_Corners_ActiveCorner, -> [ISG] PLA_Corners_FGColor, -> [ISG] PLA_Corners_BGColor, -> [ISG] PLA_Corners_Disabled -> [ISG] ->< /* $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ */ ->> corners_plugin: corners() PROC corners(tags:PTR TO tagitem) OF corners_plugin DEF a, corner:PTR TO corner IF utilitybase self.width := GetTagData(PLA_Corners_Width, 32, tags) self.height := GetTagData(PLA_Corners_Height, 24, tags) self.box_width := GetTagData(PLA_Corners_BoxWidth, 8, tags) self.box_height := GetTagData(PLA_Corners_BoxHeight, 6, tags) self.corner := GetTagData(PLA_Corners_ActiveCorner, CORNER_NONE, tags) self.colour_fg := GetTagData(PLA_Corners_FGColor, 1, tags) self.colour_bg := GetTagData(PLA_Corners_BGColor, 0, tags) self.disabled := GetTagData(PLA_Corners_Disabled, FALSE, tags) ELSE Raise("util") ENDIF FOR a:=1 TO NUM_CORNERS NEW corner SELECT a CASE CORNER_TOPLEFT corner.rel_x:=0 corner.rel_y:=0 CASE CORNER_TOPRIGHT corner.rel_x:=self.width - self.box_width corner.rel_y:=0 CASE CORNER_LOWERLEFT corner.rel_x:=0 corner.rel_y:=self.height - self.box_height CASE CORNER_LOWERRIGHT corner.rel_x:=self.width - self.box_width corner.rel_y:=self.height - self.box_height ENDSELECT corner.w:=self.box_width corner.h:=self.box_height self.corners[a-1]:=corner ENDFOR ENDPROC PROC end() OF corners_plugin DEF a, corner:PTR TO corner FOR a:=0 TO (NUM_CORNERS-1) corner:=self.corners[a] END corner ENDFOR ENDPROC ->< ->> corners_plugin: set() & get() PROC set(attr, value) OF corners_plugin SELECT attr CASE PLA_Corners_BoxWidth IF (value <> self.box_width) AND (value < self.width) self.box_width:=value IF self.disabled=FALSE THEN self.draw(self.gh.wnd) ENDIF CASE PLA_Corners_BoxHeight IF (value <> self.box_height) AND (value < self.height) self.box_height:=value IF self.disabled=FALSE THEN self.draw(self.gh.wnd) ENDIF CASE PLA_Corners_ActiveCorner IF self.corner<>value self.corner:=value IF self.disabled=FALSE THEN self.draw(self.gh.wnd) ENDIF CASE PLA_Corners_FGColor IF self.colour_fg<>value self.colour_fg:=value IF self.disabled=FALSE THEN self.draw(self.gh.wnd) ENDIF CASE PLA_Corners_BGColor IF self.colour_bg<>value self.colour_bg:=value IF self.disabled=FALSE THEN self.draw(self.gh.wnd) ENDIF CASE PLA_Corners_Disabled IF self.disabled<>value self.disabled:=value self.draw(self.gh.wnd) ENDIF ENDSELECT ENDPROC PROC get(attr) OF corners_plugin SELECT attr CASE PLA_Corners_BoxWidth; RETURN self.box_width, TRUE CASE PLA_Corners_BoxHeight; RETURN self.box_height, TRUE CASE PLA_Corners_ActiveCorner; RETURN self.corner, TRUE CASE PLA_Corners_FGColor; RETURN self.colour_fg, TRUE CASE PLA_Corners_BGColor; RETURN self.colour_bg, TRUE CASE PLA_Corners_Disabled; RETURN self.disabled, TRUE ENDSELECT ENDPROC -1, FALSE ->< ->> corners_plugin: draw() PROC draw(win:PTR TO window) OF corners_plugin DEF corner:PTR TO corner, a IF win SetStdRast(win.rport) Box(self.x, self.y, (self.x+(self.xs-1)), (self.y+(self.ys-1)), self.colour_bg) IF self.disabled=FALSE FOR a:=1 TO NUM_CORNERS corner:=self.corners[a-1] corner.x:=self.x; corner.y:=self.y ENDFOR IF self.corner<>CORNER_NONE corner:=self.corners[self.corner-1] corner.draw(self.colour_fg) ENDIF ELSE ghost(win, self.x, self.y, self.xs, self.ys) ENDIF ENDIF ENDPROC ->< ->> corners_plugin: min_size() & will_resize() PROC min_size(font:PTR TO textattr, font_height) OF corners_plugin IS self.width, self.height PROC will_resize() OF corners_plugin IS FALSE ->< ->> corners_plugin: render() PROC render(ta:PTR TO textattr, x, y, xs, ys, win:PTR TO window) OF corners_plugin self.draw(win) ENDPROC ->< ->> corners_plugin: message_test() & message_action() PROC message_test(imsg:PTR TO intuimessage, win:PTR TO window) OF corners_plugin IF (imsg.class=IDCMP_MOUSEBUTTONS) AND (imsg.code=SELECTDOWN) IF self.inside_box(imsg.mousex, imsg.mousey) self.mouse_x:=imsg.mousex self.mouse_y:=imsg.mousey RETURN TRUE ENDIF ENDIF ENDPROC FALSE PROC message_action(class, qual, code, win:PTR TO window) OF corners_plugin DEF corner:PTR TO corner, a IF (class=IDCMP_MOUSEBUTTONS) AND (code=SELECTDOWN) FOR a:=1 TO NUM_CORNERS corner:=self.corners[a-1] IF corner.inside(self.mouse_x, self.mouse_y) THEN self.set(PLA_Corners_ActiveCorner, a) ENDFOR ENDIF ENDPROC TRUE ->< /* $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ */ ->> corners_plugin: private procedures PROC inside_box(x_click, y_click) OF corners_plugin ENDPROC ((x_click >= self.x) AND (x_click <= (self.x + (self.xs -1))) AND ((y_click >= self.y) AND (y_click <= (self.y + (self.ys -1))))) PROC inside(x_click, y_click) OF corner x_click:=x_click - self.x y_click:=y_click - self.y ENDPROC ((x_click >= self.rel_x) AND (x_click <= (self.rel_x + self.w)) AND (y_click >= self.rel_y) AND (y_click <= (self.rel_y + self.h))) PROC draw(colour) OF corner IS Box(self.x + self.rel_x, self.y + self.rel_y, (self.x + self.rel_x + self.w) -1 , (self.y + self.rel_y + self.h) - 1, colour) -><