implementation done

diff --git a/src/swf_button_record.c b/src/swf_button_record.c
index 5647a51..b6b062d 100644 (file)
--- a/src/swf_button_record.c
+++ b/src/swf_button_record.c
@@ -4,28 +4,148 @@
   +----------------------------------------------------------------------+
 */
 
+#include <stdio.h>
 #include "bitstream.h"
 #include "swf_button_record.h"
 
 int
 swf_button_record_parse(bitstream_t *bs, swf_button_record_t *button_record) {
-    bitstream_getbits(bs, 2); // reserved bits, always 0
+    int ret;
+    ret = bitstream_getbits(bs, 2); // reserved bits, always 0
+    if (ret) {
+        fprintf(stderr, "swf_button_record_parse: bitstream_getbis(bs, 2)\n");
+        return ret;
+    }
+    button_record->button_has_blend_mode  = bitstream_getbit(bs);
+    button_record->button_has_filter_list = bitstream_getbit(bs);
+    button_record->button_state_hittest = bitstream_getbit(bs);
+    button_record->button_state_down = bitstream_getbit(bs);
+    button_record->button_state_over = bitstream_getbit(bs);
+    button_record->button_state_up = bitstream_getbit(bs);
     //
+    button_record->character_id = bitstream_getbytesLE(bs, 2);
+    button_record->place_depth = bitstream_getbytesLE(bs, 2);
+    ret = swf_matrix_parse(bs, &(button_record->place_matrix));
+    if (ret) {
+        fprintf(stderr, "swf_button_record_parse: swf_matrix_parse failed\n");
+        return ret;
+    }
+    ret = swf_cxformwithalpha_parse(bs, &(button_record->color_transform));
+    if (ret) {
+        fprintf(stderr, "swf_button_record_parse: swf_matrix_parse failed\n");
+        return ret;
+    }
+    return 0;
 }
 
 int
 swf_button_record_build(bitstream_t *bs, swf_button_record_t *button_record) {
-    ;
+    bitstream_putbits(bs, 0, 2);
+    bitstream_getbit(bs, button_record->button_has_blend_mode);
+    bitstream_getbit(bs, button_record->button_has_filter_list);
+    bitstream_getbit(bs, button_record->button_state_hittest);
+    bitstream_getbit(bs, button_record->button_state_down);
+    bitstream_getbit(bs, button_record->button_state_over);
+    bitstream_getbit(bs, button_record->button_state_up);
+    //
+    bitstream_getbytesLE(bs, button_record->character_id, 2);
+    bitstream_getbytesLE(bs, button_record->place_depth, 2);
+    ret = swf_matrix_build(bs, &(button_record->place_matrix));
+    if (ret) {
+        fprintf(stderr, "swf_button_record_build: swf_matrix_build failed\n");
+        return ret;
+    }
+    ret = swf_cxformwithalpha_build(bs, &(button_record->color_transform));
+    if (ret) {
+        fprintf(stderr, "swf_button_record_build: swf_matrix_build failed\n");
+        return ret;
+    }
+    return 0;
 }
 
-void
-swf_button_record_destroy(swf_button_record_t *button_record) {
-    ;
+int
+swf_button_record_print(swf_button_record_t *button_record, int indent_depth) {
+    print_indent(indent_depth);
+    printf("has_blend_mode=%d has_filter_list=%u\n",
+           button_record->button_has_blend_mode,
+           button_record->button_has_filter_list);
+    print_indent(indent_depth);
+    printf("state_hittest=%u state_down=%u state_over=%u state_up=%u\n",
+           button_record->button_state_hittest,
+           button_record->button_state_down,
+           button_record->button_state_over,
+           button_record->button_state_up);
+    print_indent(indent_depth);
+    printf("character_id=%d place_depth=%d\n",
+           button_record->character_id, button_record->place_depth);
+    swf_matrix_print(&(button_record->place_matrix), indent_depth);
+    swf_cxformwithalpha_print(&(button_record->color_transform), indent_depth);
+}
+
+/*
+ * swf_button_record_list
+ */
+
+
+swf_button_record_list_t *
+swf_button_record_list_create(void) {
+    swf_button_record_list_t *button_record_list;
+    button_record_list = calloc(sizeof(*button_record_list), 1);
+    if (button_record_list == NULL) {
+        fprintf(stderr, "Can't alloc memory for button_record_list\n");
+        return NULL;
+    }
+    button_record_list->head = NULL;
+    button_record_list->tail = NULL;
+    return button_record_list;
 }
 
 int
-swf_button_record_print(swf_button_record_t *button_record, int indent_depth) {
-    ;
+swf_button_record_list_parse(bitstream_t *bs, swf_button_record_list_t *button_record_list) {
+    swf_button_record_t *prev_button_record = NULL;
+    while (bitstream_getbyte(bs)) { // endflag is 0
+        bitstream_incrpos(bs, -1, 0); // 1 byte back
+        swf_button_record_t *button_record = malloc(sizeof(*button_record));
+        button_record->next = NULL;
+        if (swf_button_record_parse(bs, button_record)) {
+            fprintf(stderr, "swf_button_record_list_parse: swf_button_record_parse failed\n");
+            free(button_record);
+            break;
+        }
+        if (prev_button_record) {
+            prev_button_record->next = button_record;
+        } else {
+            button_record_list->head = button_record;
+        }
+        prev_button_record = button_record;
+    }
 }
 
+int
+swf_button_record_list_build(bitstream_t *bs, swf_button_record_list_t *button_record_list_) {
+    swf_button_record_t *button_record = NULL;
+    for (button_record = button_record_list->head ; button_record ; button_record = button_record->next) {
+        swf_button_record_build(bs, button_record);
+    }
+    bitstream_putbyte(bs, 0); //endflag
+}
+
+void
+swf_button_record_list_destroy(swf_button_record_list_t *button_record_list) {
+    swf_button_record_t *button_record = NULL, *next_button_record = NULL;
+    for (button_record = button_record_list->head ; button_record ; button_record = next_button_record) {
+        next_button_record = button_record->next;
+        swf_button_record_destroy(button_record);
+        button_record->next = NULL; // fail safe
+        free(button_record);
+    }
+}
+
+int
+swf_button_record_list_print(swf_button_record_list_t *button_record_list, int indent_depth) {
+    swf_button_record_t *button_record = NULL;
+    for (button_record = button_record_list->head ; button_record ; button_record = button_record->next) {
+        swf_button_record_print(button_record, indent_depth);
+    }
+}
 

diff --git a/src/swf_button_record.h b/src/swf_button_record.h
index 73c8f45..1b57584 100644 (file)
--- a/src/swf_button_record.h
+++ b/src/swf_button_record.h
@@ -34,7 +34,6 @@ typedef struct swf_button_record_list_ {
 
 extern int swf_button_record_parse(bitstream_t *bs, swf_button_record_t *button_record);
 extern int swf_button_record_build(bitstream_t *bs, swf_button_record_t *button_record);
-extern void swf_button_record_destroy(swf_button_record_t *button_record);
 extern int swf_button_record_print(swf_button_record_t *button_record, int indent_depth);
 
 extern swf_button_record_list_t *swf_button_record_list_create(void);