Added defines makeing it possible to split the application in various parts namely:

Loader (loads data from the smart media into ram)
Equalizer (The 'normal' known application)
Visualization (The graphical visualization)

1 files changed, 0 insertions, 315 deletions

diff --git a/Graphic_Equalizer/src/eventhandler.hcc b/Graphic_Equalizer/src/eventhandler.hcc
deleted file mode 100644
index e1f90ae..0000000
--- a/Graphic_Equalizer/src/eventhandler.hcc
+++ /dev/null
@@ -1,315 +0,0 @@
-/*! \file eventhandler.hcc

- *

- * \section generic	This modules coordinates all events. Thus for example

- *			when the mousehandler registers a 'click' we coordinate

- *			the actions that follow that click.

- *

- * \section project Project information.

- * Project Graphic Equalizer\n

- * \author O.M. Schinagl

- * \date 20041110

- * \version 0.1

- *

- * \section copyright Copyright

- * Copyright ©2004 Koninklijke Philips Electronics N.V. All rights reserved

- *

- * \section history Change history

- * 20041110: O.M. Schinagl\n	Initial version

- *

- ********************************************************************/

-

-/******** System Includes *************/

-#include <stdlib.hch>

-

-#include "pal_master.hch"

-

-/******** Application Includes ********/

-#include "configuration.hch"

-#include "audio.hch"

-#include "mouse_shared.hch"

-#include "eventhandler_shared.hch"

-#include "eventhandler.hch"

-#include "events.hch"

-#include "display_shared.hch"

-#include "display.hch"

-

-#if HAVE_DEBUG

-	#include "debug.hch"

-#endif

-

-

-

-/*

- */

-extern chan unsigned 1 maskupdate_notification;

-

-

-

-/*! \fn		void eventhandler_main(audiodata_t *audiodata, events_t *events, mousedata_t *mousedata);

- * \brief	

- * 

- * \param	*audiodata	pointer to struct for setting equalizer levels.

- * \param	*events	pointer to struct with all events for display states.

- * \param	*mousedata	pointer to struct with mouse data for X and Y

- *				coordinates.

- *

- * \return	Never Returns.

- * \retval	void

- */

-void eventhandler_main(audiodata_t *audiodata, events_t *events, mousedata_t *mousedata) {

-	mpram {

-		ram unsigned 4 write[768];	

-		rom unsigned 4 read[768];	

-	} equalizer_levels with { block = "BlockRAM"};

-

-	unsigned 10 preset_offset;

-	unsigned 10 reference_point, reference_point_right;

-	unsigned 5 volume_left;

-	unsigned 4 index_offset, index_end;

-	unsigned 4 equalizer_mode_local;

-	unsigned 1 newmaskupdate;

-

-	load_preset(LOAD_PRESET_RESET, equalizer_levels.write);

-	reload_equalizer(events, &equalizer_levels.write[preset_offset]);

-

-	while (TRUE) {

-		maskupdate_notification ? newmaskupdate;

-

-		/*

-		 * First we determine what mousestate we currently have. Then

-		 * we check where we are to decide what to do.

-		 */

-		switch (mousedata->state) {

-			case MOUSE_STATE_ON_PRESS:

-				/*

-				 * If we are displaying the graphic visual,

-				 * any press returns to the application.

-				 */

-				if (MODE_GRAPH == events->mode) {

-					events->mode = MODE_SKIN;

-					events->mask = 0;

-				} else {

-					delay;

-				}

-

-				/*

-				 */

-				if (BUTTON_MODE == events->mask) {

-					if (MODE_GRAPH == events->mode) {

-						events->mode = MODE_SKIN;

-					} else {

-						events->mode = MODE_GRAPH;

-					}

-				} else {

-					delay;

-				}

-

-				/*

-				 * If the current mask equals the help button

-				 * we set display mode to help.

-				 */

-				if (BUTTON_HELP == events->mask) {

-					/*

-					 * Change the mode to help if it's

-					 * currently not set, otherwise go back

-					 * to skin mode.

-					 */

-					if (MODE_HELP == events->mode) {

-						events->mode = MODE_SKIN;

-					} else {

-						events->mode = MODE_HELP;

-					}

-				} else {

-					delay;

-				}

-

-				/*

-				 * The Preset buttons span from 1 to 6 so if

-				 * the mask one of those, we'll change the

-				 * pointer to point to the current preset.

-				 */

-				if ((BUTTON_PRESET_1 <= events->mask) && (events->mask <= BUTTON_PRESET_6)) {

-					/*

-					 * The active preset is determined by

-					 * the mask minus an offset. Hence

-					 * ranging our active preset from 0 to

-					 * 6.

-					 */

-					events->active_preset = 0 @ (events->mask -BUTTON_PRESET_1);

-					/*

-					 * Each equalizer is 128 bands wide,

-					 * thus we need to add 128 * the preset

-					 * for each different preset. This

-					 * offset is calculated here.

-					 */

-					preset_offset = events->active_preset << 7;

-					/*

-					 * We set the pointer to the active

-					 * part of the array by using the

-					 * preset offset as our index. Hence

-					 * depending on the selected preset

-					 * we point to 0, 128, 256, 384, 512

-					 * or 640.

-					 */

-					audiodata->equalizer_levels_ptr = &equalizer_levels.read[preset_offset];

-					/*

-					 * Finally update the equalizer bars

-					 * that are drawn by the display.

-					 */

-					reload_equalizer(events, &equalizer_levels.write[preset_offset]);

-				} else {

-					delay;

-				}

-

-				if ((BUTTON_PRECISE <= events->mask) && (events->mask <= BUTTON_CONVEX_FULL)) {

-					events->equalizer_mode = (events->mask -BUTTON_PRECISE) <-4;

-				} else {

-					delay;

-				}

-

-				/*

-				 * If the demo button was pressed load the

-				 * demo preset values into the presets.

-				 */

-				if (BUTTON_DEMO == events->mask) {

-					load_preset(LOAD_PRESET_DEMO, equalizer_levels.write);

-					reload_equalizer(events, &equalizer_levels.write[preset_offset]);

-				}

-

-				/*

-				 * If the reset button was pressed load the

-				 * reset values into the presets.

-				 */

-				if (BUTTON_RESET == events->mask) {

-					load_preset(LOAD_PRESET_RESET, equalizer_levels.write);

-					reload_equalizer(events, &equalizer_levels.write[preset_offset]);

-				}

-

-				/*

-				 * If the current mask equals the log button,

-				 * we flip the display_log bit.

-				 */

-				if (BUTTON_LOG == events->mask) {

-					audiodata->display_log = !audiodata->display_log;

-				} else {

-					delay;

-				}

-

-				break;

-

-			case MOUSE_STATE_DOWN:

-				/*

-				 * If we are in the volume area we update the

-				 * volume level for both channels.

-				 */

-				if (AREA_VOLUME_YAXIS == events->mask) {

-					/*

-					 * Copy the current Y cursor position

-					 * to the events struct. This we then

-					 * later use for drawing purposes.

-					 */

-					events->volume_position = 0 @ mousedata->y;

-					/*

-					 * Look the relative y-coordinate up in

-					 * the volumecontrol lookup table. We

-					 * make a local copy here because the

-					 * RC200 call doesn't behave nicely

-					 * when passing anything else.

-					 */

-					volume_left = volumecontrol_table[((mousedata->y) -65) <- 6];

-					/*

-					 * We feel that volume gets softer the

-					 * closer it gets to the 0, and louder

-					 * as it approaches 0x1f. The SetVolume

-					 * RC200 call does this in an unnatural

-					 * reverse way. Therefor we fix it.

-					 */

-					RC200AudioOutSetVolume(!volume_left, 0x1f -volume_left, 0x1f -volume_left);

-				} else {

-					delay;

-				}

-

-				if ((AREA_EQUALIZER_MIN <= events->mask) && (events->mask <= AREA_EQUALIZER_MAX)) {

-

-					if (EQUALIZERMODE_PRECISE == events->equalizer_mode) {

-						events->locked_display = TRUE;

-						equalizer_levels.write[preset_offset +(0 @ events->mask) -AREA_EQUALIZER_MIN] = equalizer_table[mousedata->y -382];

-						events->equalizer_display[(events->mask -AREA_EQUALIZER_MIN) <- 7] = mousedata->y;

-						events->locked_display = FALSE;

-					} else {

-						

-						equalizer_mode_local = events->equalizer_mode +1;

-

-						events->locked_display = TRUE;

-						index_offset = ((equalizer_mode_local << 1)); /* delay; */

-

-						if (events->mask < (AREA_EQUALIZER_MIN +(0 @ equalizer_mode_local))) {

-							reference_point = events->equalizer_display[AREA_EQUALIZER_MIN -AREA_EQUALIZER_MIN];

-							index_offset -= (((0 @ equalizer_mode_local) -(events->mask -AREA_EQUALIZER_MIN)) <- 4);

-						} else {

-							reference_point = events->equalizer_display[(events->mask - (0 @ equalizer_mode_local) -AREA_EQUALIZER_MIN) <- 7];

-							index_offset -= 1;

-						}

-

-						if (events->mask > (AREA_EQUALIZER_MAX -(0 @ equalizer_mode_local))) {

-							reference_point_right = events->equalizer_display[AREA_EQUALIZER_MAX -AREA_EQUALIZER_MIN];

-							index_end = (((0 @ equalizer_mode_local) -(AREA_EQUALIZER_MAX -events->mask)) <- 4) -1;

-						} else {

-							reference_point_right = events->equalizer_display[(events->mask + (0 @ equalizer_mode_local) -AREA_EQUALIZER_MIN) <- 7];

-							index_end = 0;

-						}

-						events->locked_display = FALSE;

-

-						for (; index_offset != index_end; index_offset--) {

-							unsigned 10 average_bar;

-							unsigned 7 equalizer_index;

-							unsigned 4 bar_index;

-							

-							if (index_offset == equalizer_mode_local) {

-								reference_point = reference_point_right;

-							} else {

-								delay;

-							}

-

-							if (index_offset > equalizer_mode_local) 

-							{

-								bar_index = (index_offset -equalizer_mode_local);			

-								equalizer_index = ((events->mask -(0 @ bar_index) -AREA_EQUALIZER_MIN) <- 7);

-							} else 

-							{

-								bar_index = (equalizer_mode_local -index_offset);

-								equalizer_index = ((events->mask +(0 @ bar_index) -AREA_EQUALIZER_MIN) <- 7);	

-							}

-

-							if (reference_point > mousedata->y) {

-								average_bar = mousedata->y +((reference_point -mousedata->y) >> (equalizer_mode_local -bar_index));

-							} else {

-							 	average_bar = mousedata->y -((mousedata->y -reference_point) >> (equalizer_mode_local -bar_index));

-							}

-													

-							events->locked_display = TRUE;

-							equalizer_levels.write[preset_offset +(0 @ equalizer_index)] = equalizer_table[average_bar -382];

-							events->equalizer_display[equalizer_index] = average_bar;

-							events->locked_display = FALSE;						

-						}

-					}

-				} else {

-					delay;

-				}

-

-				break;

-

-			default:

-				break;

-		}

-	}

-} /* --- eventhandler_main() --- */

-

-

-

-/*

- * Volume Control lookuptable.

- * TODO: This table is now hardcoded. To ensure full skinability this table

- * should be dynamically loaded.

- */

-rom unsigned 5 volumecontrol_table[46] = {31, 31, 30, 30, 29, 29, 28, 28, 27, 27, 26, 26, 25, 25, 24,  24, 23, 23, 22, 22, 21, 21, 20, 20, 19, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 0};